18238418

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{3929}}^1$

素因数の和:4153

約数の個数: 16

約数和(自身を含む): 29993760

約数和(自身を除く): 11755342

約数列:

[1, 2, 11, 22, 211, 422, 2321, 3929, 4642, 7858, 43219, 86438, 829019, 1658038, 9119209, 18238418]

約数ペア:

[(1, 18238418), (2, 9119209), (11, 1658038), (22, 829019), (211, 86438), (422, 43219), (2321, 7858), (3929, 4642)]