20851736

素因数分解:

$2^3\times {\mathrm{1181}}^1\times {\mathrm{2207}}^1$

素因数の和:3394

約数の個数: 16

約数和(自身を含む): 39147840

約数和(自身を除く): 18296104

約数列:

[1, 2, 4, 8, 1181, 2207, 2362, 4414, 4724, 8828, 9448, 17656, 2606467, 5212934, 10425868, 20851736]

約数ペア:

[(1, 20851736), (2, 10425868), (4, 5212934), (8, 2606467), (1181, 17656), (2207, 9448), (2362, 8828), (4414, 4724)]