20174789890

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{69568241}}^1$

素因数の和:69568277

約数の個数: 16

約数和(自身を含む): 37566850680

約数和(自身を除く): 17392060790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 69568241, 139136482, 347841205, 695682410, 2017478989, 4034957978, 10087394945, 20174789890]

約数ペア:

[(1, 20174789890), (2, 10087394945), (5, 4034957978), (10, 2017478989), (29, 695682410), (58, 347841205), (145, 139136482), (290, 69568241)]