40288518

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{10037}}^1$

素因数の和:10268

約数の個数: 24

約数和(自身を含む): 87691968

約数和(自身を除く): 47403450

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 10037, 20074, 30111, 60222, 90333, 180666, 2238251, 4476502, 6714753, 13429506, 20144259, 40288518]

約数ペア:

[(1, 40288518), (2, 20144259), (3, 13429506), (6, 6714753), (9, 4476502), (18, 2238251), (223, 180666), (446, 90333), (669, 60222), (1338, 30111), (2007, 20074), (4014, 10037)]