20810026

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{137}}^1\times {\mathrm{1433}}^1$

素因数の和:1625

約数の個数: 16

約数和(自身を含む): 32058504

約数和(自身を除く): 11248478

約数列:

[1, 2, 53, 106, 137, 274, 1433, 2866, 7261, 14522, 75949, 151898, 196321, 392642, 10405013, 20810026]

約数ペア:

[(1, 20810026), (2, 10405013), (53, 392642), (106, 196321), (137, 151898), (274, 75949), (1433, 14522), (2866, 7261)]