17998460

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{5521}}^1$

素因数の和:5693

約数の個数: 24

約数和(自身を含む): 38035536

約数和(自身を除く): 20037076

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 5521, 11042, 22084, 27605, 55210, 110420, 899923, 1799846, 3599692, 4499615, 8999230, 17998460]

約数ペア:

[(1, 17998460), (2, 8999230), (4, 4499615), (5, 3599692), (10, 1799846), (20, 899923), (163, 110420), (326, 55210), (652, 27605), (815, 22084), (1630, 11042), (3260, 5521)]