20507861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{191}}^1\times {\mathrm{227}}^1$

素因数の和:472

約数の個数: 16

約数和(自身を含む): 23113728

約数和(自身を除く): 2605867

約数列:

[1, 11, 43, 191, 227, 473, 2101, 2497, 8213, 9761, 43357, 90343, 107371, 476927, 1864351, 20507861]

約数ペア:

[(1, 20507861), (11, 1864351), (43, 476927), (191, 107371), (227, 90343), (473, 43357), (2101, 9761), (2497, 8213)]