19018186

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{3617}}^1$

素因数の和:3869

約数の個数: 16

約数和(自身を含む): 31259520

約数和(自身を除く): 12241334

約数列:

[1, 2, 11, 22, 239, 478, 2629, 3617, 5258, 7234, 39787, 79574, 864463, 1728926, 9509093, 19018186]

約数ペア:

[(1, 19018186), (2, 9509093), (11, 1728926), (22, 864463), (239, 79574), (478, 39787), (2629, 7234), (3617, 5258)]