20915671402

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{991}}^1\times {\mathrm{83093}}^1$

素因数の和:84213

約数の個数: 16

約数和(自身を含む): 31652831232

約数和(自身を除く): 10737159830

約数列:

[1, 2, 127, 254, 991, 1982, 83093, 125857, 166186, 251714, 10552811, 21105622, 82345163, 164690326, 10457835701, 20915671402]

約数ペア:

[(1, 20915671402), (2, 10457835701), (127, 164690326), (254, 82345163), (991, 21105622), (1982, 10552811), (83093, 251714), (125857, 166186)]