20131990152

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{60913}}^1$

素因数の和:61262

約数の個数: 64

約数和(自身を含む): 51577102080

約数和(自身を除く): 31445111928

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 293, 376, 564, 586, 879, 1128, 1172, 1758, 2344, 3516, 7032, 13771, 27542, 41313, 55084, 60913, 82626, 110168, 121826, 165252, 182739, 243652, 330504, 365478, 487304, 730956, 1461912, 2862911, 5725822, 8588733, 11451644, 17177466, 17847509, 22903288, 34354932, 35695018, 53542527, 68709864, 71390036, 107085054, 142780072, 214170108, 428340216, 838832923, 1677665846, 2516498769, 3355331692, 5032997538, 6710663384, 10065995076, 20131990152]

約数ペア:

[(1, 20131990152), (2, 10065995076), (3, 6710663384), (4, 5032997538), (6, 3355331692), (8, 2516498769), (12, 1677665846), (24, 838832923), (47, 428340216), (94, 214170108), (141, 142780072), (188, 107085054), (282, 71390036), (293, 68709864), (376, 53542527), (564, 35695018), (586, 34354932), (879, 22903288), (1128, 17847509), (1172, 17177466), (1758, 11451644), (2344, 8588733), (3516, 5725822), (7032, 2862911), (13771, 1461912), (27542, 730956), (41313, 487304), (55084, 365478), (60913, 330504), (82626, 243652), (110168, 182739), (121826, 165252)]