633718982

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2240

約数の個数: 32

約数和(自身を含む): 1043280000

約数和(自身を除く): 409561018

約数列:

[1, 2, 13, 26, 89, 137, 178, 274, 1157, 1781, 1999, 2314, 3562, 3998, 12193, 24386, 25987, 51974, 158509, 177911, 273863, 317018, 355822, 547726, 2312843, 3560219, 4625686, 7120438, 24373807, 48747614, 316859491, 633718982]

約数ペア:

[(1, 633718982), (2, 316859491), (13, 48747614), (26, 24373807), (89, 7120438), (137, 4625686), (178, 3560219), (274, 2312843), (1157, 547726), (1781, 355822), (1999, 317018), (2314, 273863), (3562, 177911), (3998, 158509), (12193, 51974), (24386, 25987)]