9919954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{2137}}^1$

素因数の和:2361

約数の個数: 16

約数和(自身を含む): 16317216

約数和(自身を除く): 6397262

約数列:

[1, 2, 11, 22, 211, 422, 2137, 2321, 4274, 4642, 23507, 47014, 450907, 901814, 4959977, 9919954]

約数ペア:

[(1, 9919954), (2, 4959977), (11, 901814), (22, 450907), (211, 47014), (422, 23507), (2137, 4642), (2321, 4274)]