18817634

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{37189}}^1$

素因数の和:37225

約数の個数: 16

約数和(自身を含む): 32132160

約数和(自身を除く): 13314526

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 37189, 74378, 409079, 818158, 855347, 1710694, 9408817, 18817634]

約数ペア:

[(1, 18817634), (2, 9408817), (11, 1710694), (22, 855347), (23, 818158), (46, 409079), (253, 74378), (506, 37189)]