18108460

素因数分解:

$2^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{14843}}^1$

素因数の和:14913

約数の個数: 24

約数和(自身を含む): 38653776

約数和(自身を除く): 20545316

約数列:

[1, 2, 4, 5, 10, 20, 61, 122, 244, 305, 610, 1220, 14843, 29686, 59372, 74215, 148430, 296860, 905423, 1810846, 3621692, 4527115, 9054230, 18108460]

約数ペア:

[(1, 18108460), (2, 9054230), (4, 4527115), (5, 3621692), (10, 1810846), (20, 905423), (61, 296860), (122, 148430), (244, 74215), (305, 59372), (610, 29686), (1220, 14843)]