18356848

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{27983}}^1$

素因数の和:28032

約数の個数: 20

約数和(自身を含む): 36435168

約数和(自身を除く): 18078320

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 27983, 55966, 111932, 223864, 447728, 1147303, 2294606, 4589212, 9178424, 18356848]

約数ペア:

[(1, 18356848), (2, 9178424), (4, 4589212), (8, 2294606), (16, 1147303), (41, 447728), (82, 223864), (164, 111932), (328, 55966), (656, 27983)]