20178390848

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{571}}^1$

素因数の和:773

約数の個数: 224

約数和(自身を含む): 51215763456

約数和(自身を除く): 31037372608

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 71, 77, 88, 101, 112, 142, 154, 176, 202, 224, 284, 308, 352, 404, 448, 497, 568, 571, 616, 704, 707, 781, 808, 994, 1111, 1136, 1142, 1232, 1414, 1562, 1616, 1988, 2222, 2272, 2284, 2464, 2828, 3124, 3232, 3976, 3997, 4444, 4544, 4568, 4928, 5467, 5656, 6248, 6281, 6464, 7171, 7777, 7952, 7994, 8888, 9136, 10934, 11312, 12496, 12562, 14342, 15554, 15904, 15988, 17776, 18272, 21868, 22624, 24992, 25124, 28684, 31108, 31808, 31976, 35552, 36544, 40541, 43736, 43967, 45248, 49984, 50197, 50248, 57368, 57671, 62216, 63952, 71104, 78881, 81082, 87472, 87934, 100394, 100496, 114736, 115342, 124432, 127904, 157762, 162164, 174944, 175868, 200788, 200992, 229472, 230684, 248864, 255808, 283787, 315524, 324328, 349888, 351736, 401576, 401984, 403697, 445951, 458944, 461368, 497728, 552167, 567574, 631048, 634381, 648656, 703472, 803152, 807394, 891902, 922736, 1104334, 1135148, 1262096, 1268762, 1297312, 1406944, 1606304, 1614788, 1783804, 1845472, 2208668, 2270296, 2524192, 2537524, 2594624, 2813888, 3121657, 3212608, 3229576, 3567608, 3690944, 4094641, 4417336, 4440667, 4540592, 5048384, 5075048, 6243314, 6459152, 7135216, 8189282, 8834672, 8881334, 9081184, 10150096, 12486628, 12918304, 14270432, 16378564, 17669344, 17762668, 18162368, 20300192, 24973256, 25836608, 28540864, 28662487, 32757128, 35338688, 35525336, 40600384, 45041051, 49946512, 57324974, 65514256, 71050672, 90082102, 99893024, 114649948, 131028512, 142101344, 180164204, 199786048, 229299896, 262057024, 284202688, 315287357, 360328408, 458599792, 630574714, 720656816, 917199584, 1261149428, 1441313632, 1834399168, 2522298856, 2882627264, 5044597712, 10089195424, 20178390848]

約数ペア:

[(1, 20178390848), (2, 10089195424), (4, 5044597712), (7, 2882627264), (8, 2522298856), (11, 1834399168), (14, 1441313632), (16, 1261149428), (22, 917199584), (28, 720656816), (32, 630574714), (44, 458599792), (56, 360328408), (64, 315287357), (71, 284202688), (77, 262057024), (88, 229299896), (101, 199786048), (112, 180164204), (142, 142101344), (154, 131028512), (176, 114649948), (202, 99893024), (224, 90082102), (284, 71050672), (308, 65514256), (352, 57324974), (404, 49946512), (448, 45041051), (497, 40600384), (568, 35525336), (571, 35338688), (616, 32757128), (704, 28662487), (707, 28540864), (781, 25836608), (808, 24973256), (994, 20300192), (1111, 18162368), (1136, 17762668), (1142, 17669344), (1232, 16378564), (1414, 14270432), (1562, 12918304), (1616, 12486628), (1988, 10150096), (2222, 9081184), (2272, 8881334), (2284, 8834672), (2464, 8189282), (2828, 7135216), (3124, 6459152), (3232, 6243314), (3976, 5075048), (3997, 5048384), (4444, 4540592), (4544, 4440667), (4568, 4417336), (4928, 4094641), (5467, 3690944), (5656, 3567608), (6248, 3229576), (6281, 3212608), (6464, 3121657), (7171, 2813888), (7777, 2594624), (7952, 2537524), (7994, 2524192), (8888, 2270296), (9136, 2208668), (10934, 1845472), (11312, 1783804), (12496, 1614788), (12562, 1606304), (14342, 1406944), (15554, 1297312), (15904, 1268762), (15988, 1262096), (17776, 1135148), (18272, 1104334), (21868, 922736), (22624, 891902), (24992, 807394), (25124, 803152), (28684, 703472), (31108, 648656), (31808, 634381), (31976, 631048), (35552, 567574), (36544, 552167), (40541, 497728), (43736, 461368), (43967, 458944), (45248, 445951), (49984, 403697), (50197, 401984), (50248, 401576), (57368, 351736), (57671, 349888), (62216, 324328), (63952, 315524), (71104, 283787), (78881, 255808), (81082, 248864), (87472, 230684), (87934, 229472), (100394, 200992), (100496, 200788), (114736, 175868), (115342, 174944), (124432, 162164), (127904, 157762)]