19506736

素因数分解:

$2^4\times {\mathrm{101}}^1\times {\mathrm{12071}}^1$

素因数の和:12180

約数の個数: 20

約数和(自身を含む): 38171664

約数和(自身を除く): 18664928

約数列:

[1, 2, 4, 8, 16, 101, 202, 404, 808, 1616, 12071, 24142, 48284, 96568, 193136, 1219171, 2438342, 4876684, 9753368, 19506736]

約数ペア:

[(1, 19506736), (2, 9753368), (4, 4876684), (8, 2438342), (16, 1219171), (101, 193136), (202, 96568), (404, 48284), (808, 24142), (1616, 12071)]