18918832

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{62233}}^1$

素因数の和:62260

約数の個数: 20

約数和(自身を含む): 38585080

約数和(自身を除く): 19666248

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 62233, 124466, 248932, 497864, 995728, 1182427, 2364854, 4729708, 9459416, 18918832]

約数ペア:

[(1, 18918832), (2, 9459416), (4, 4729708), (8, 2364854), (16, 1182427), (19, 995728), (38, 497864), (76, 248932), (152, 124466), (304, 62233)]