20490298

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{401}}^1\times {\mathrm{881}}^1$

素因数の和:1313

約数の個数: 16

約数和(自身を含む): 31910760

約数和(自身を除く): 11420462

約数列:

[1, 2, 29, 58, 401, 802, 881, 1762, 11629, 23258, 25549, 51098, 353281, 706562, 10245149, 20490298]

約数ペア:

[(1, 20490298), (2, 10245149), (29, 706562), (58, 353281), (401, 51098), (802, 25549), (881, 23258), (1762, 11629)]