20123983453

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1\times {\mathrm{236867}}^1$

素因数の和:237156

約数の個数: 16

約数和(自身を含む): 23535204480

約数和(自身を除く): 3411221027

約数列:

[1, 7, 53, 229, 371, 1603, 12137, 84959, 236867, 1658069, 12553951, 54242543, 87877657, 379697801, 2874854779, 20123983453]

約数ペア:

[(1, 20123983453), (7, 2874854779), (53, 379697801), (229, 87877657), (371, 54242543), (1603, 12553951), (12137, 1658069), (84959, 236867)]