20187321168

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1\times {\mathrm{3221}}^1$

素因数の和:4073

約数の個数: 160

約数和(自身を含む): 62288013312

約数和(自身を除く): 42100692144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 23, 24, 28, 42, 46, 48, 56, 69, 84, 92, 112, 138, 161, 168, 184, 276, 322, 336, 368, 483, 552, 644, 811, 966, 1104, 1288, 1622, 1932, 2433, 2576, 3221, 3244, 3864, 4866, 5677, 6442, 6488, 7728, 9663, 9732, 11354, 12884, 12976, 17031, 18653, 19326, 19464, 22547, 22708, 25768, 34062, 37306, 38652, 38928, 45094, 45416, 51536, 55959, 67641, 68124, 74083, 74612, 77304, 90188, 90832, 111918, 130571, 135282, 136248, 148166, 149224, 154608, 180376, 222249, 223836, 261142, 270564, 272496, 296332, 298448, 360752, 391713, 444498, 447672, 518581, 522284, 541128, 592664, 783426, 888996, 895344, 1037162, 1044568, 1082256, 1185328, 1555743, 1566852, 1777992, 2074324, 2089136, 2612231, 3111486, 3133704, 3555984, 4148648, 5224462, 6222972, 6267408, 7836693, 8297296, 10448924, 12445944, 15673386, 18285617, 20897848, 24891888, 31346772, 36571234, 41795696, 54856851, 60081313, 62693544, 73142468, 109713702, 120162626, 125387088, 146284936, 180243939, 219427404, 240325252, 292569872, 360487878, 420569191, 438854808, 480650504, 720975756, 841138382, 877709616, 961301008, 1261707573, 1441951512, 1682276764, 2523415146, 2883903024, 3364553528, 5046830292, 6729107056, 10093660584, 20187321168]

約数ペア:

[(1, 20187321168), (2, 10093660584), (3, 6729107056), (4, 5046830292), (6, 3364553528), (7, 2883903024), (8, 2523415146), (12, 1682276764), (14, 1441951512), (16, 1261707573), (21, 961301008), (23, 877709616), (24, 841138382), (28, 720975756), (42, 480650504), (46, 438854808), (48, 420569191), (56, 360487878), (69, 292569872), (84, 240325252), (92, 219427404), (112, 180243939), (138, 146284936), (161, 125387088), (168, 120162626), (184, 109713702), (276, 73142468), (322, 62693544), (336, 60081313), (368, 54856851), (483, 41795696), (552, 36571234), (644, 31346772), (811, 24891888), (966, 20897848), (1104, 18285617), (1288, 15673386), (1622, 12445944), (1932, 10448924), (2433, 8297296), (2576, 7836693), (3221, 6267408), (3244, 6222972), (3864, 5224462), (4866, 4148648), (5677, 3555984), (6442, 3133704), (6488, 3111486), (7728, 2612231), (9663, 2089136), (9732, 2074324), (11354, 1777992), (12884, 1566852), (12976, 1555743), (17031, 1185328), (18653, 1082256), (19326, 1044568), (19464, 1037162), (22547, 895344), (22708, 888996), (25768, 783426), (34062, 592664), (37306, 541128), (38652, 522284), (38928, 518581), (45094, 447672), (45416, 444498), (51536, 391713), (55959, 360752), (67641, 298448), (68124, 296332), (74083, 272496), (74612, 270564), (77304, 261142), (90188, 223836), (90832, 222249), (111918, 180376), (130571, 154608), (135282, 149224), (136248, 148166)]