20974862

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{1429}}^1$

素因数の和:1651

約数の個数: 16

約数和(自身を含む): 32432400

約数和(自身を除く): 11457538

約数列:

[1, 2, 41, 82, 179, 358, 1429, 2858, 7339, 14678, 58589, 117178, 255791, 511582, 10487431, 20974862]

約数ペア:

[(1, 20974862), (2, 10487431), (41, 511582), (82, 255791), (179, 117178), (358, 58589), (1429, 14678), (2858, 7339)]