20123781364

素因数分解:

$2^2\times {\mathrm{53}}^1\times {\mathrm{797}}^1\times {\mathrm{119101}}^1$

素因数の和:119955

約数の個数: 24

約数和(自身を含む): 35926403688

約数和(自身を除く): 15802622324

約数列:

[1, 2, 4, 53, 106, 212, 797, 1594, 3188, 42241, 84482, 119101, 168964, 238202, 476404, 6312353, 12624706, 25249412, 94923497, 189846994, 379693988, 5030945341, 10061890682, 20123781364]

約数ペア:

[(1, 20123781364), (2, 10061890682), (4, 5030945341), (53, 379693988), (106, 189846994), (212, 94923497), (797, 25249412), (1594, 12624706), (3188, 6312353), (42241, 476404), (84482, 238202), (119101, 168964)]