20462681096

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1\times {\mathrm{1319}}^1$

素因数の和:1611

約数の個数: 128

約数和(自身を含む): 45984153600

約数和(自身を除く): 25521472504

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 71, 88, 104, 142, 143, 191, 284, 286, 382, 568, 572, 764, 781, 923, 1144, 1319, 1528, 1562, 1846, 2101, 2483, 2638, 3124, 3692, 4202, 4966, 5276, 6248, 7384, 8404, 9932, 10153, 10552, 13561, 14509, 16808, 17147, 19864, 20306, 27122, 27313, 29018, 34294, 40612, 54244, 54626, 58036, 68588, 81224, 93649, 108488, 109252, 116072, 137176, 149171, 176293, 187298, 188617, 218504, 251929, 298342, 352586, 374596, 377234, 503858, 596684, 705172, 749192, 754468, 1007716, 1030139, 1193368, 1217437, 1410344, 1508936, 1939223, 2015432, 2060278, 2434874, 2771219, 3275077, 3878446, 4120556, 4869748, 5542438, 6550154, 7756892, 8241112, 9739496, 11084876, 13100308, 13391807, 15513784, 17886959, 22169752, 26200616, 26783614, 35773918, 36025847, 53567228, 71547836, 72051694, 107134456, 143095672, 144103388, 196756549, 232530467, 288206776, 393513098, 465060934, 787026196, 930121868, 1574052392, 1860243736, 2557835137, 5115670274, 10231340548, 20462681096]

約数ペア:

[(1, 20462681096), (2, 10231340548), (4, 5115670274), (8, 2557835137), (11, 1860243736), (13, 1574052392), (22, 930121868), (26, 787026196), (44, 465060934), (52, 393513098), (71, 288206776), (88, 232530467), (104, 196756549), (142, 144103388), (143, 143095672), (191, 107134456), (284, 72051694), (286, 71547836), (382, 53567228), (568, 36025847), (572, 35773918), (764, 26783614), (781, 26200616), (923, 22169752), (1144, 17886959), (1319, 15513784), (1528, 13391807), (1562, 13100308), (1846, 11084876), (2101, 9739496), (2483, 8241112), (2638, 7756892), (3124, 6550154), (3692, 5542438), (4202, 4869748), (4966, 4120556), (5276, 3878446), (6248, 3275077), (7384, 2771219), (8404, 2434874), (9932, 2060278), (10153, 2015432), (10552, 1939223), (13561, 1508936), (14509, 1410344), (16808, 1217437), (17147, 1193368), (19864, 1030139), (20306, 1007716), (27122, 754468), (27313, 749192), (29018, 705172), (34294, 596684), (40612, 503858), (54244, 377234), (54626, 374596), (58036, 352586), (68588, 298342), (81224, 251929), (93649, 218504), (108488, 188617), (109252, 187298), (116072, 176293), (137176, 149171)]