40017942

素因数分解:

$2^1\times 3^3\times {\mathrm{37}}^1\times {\mathrm{20029}}^1$

素因数の和:20077

約数の個数: 32

約数和(自身を含む): 91336800

約数和(自身を除く): 51318858

約数列:

[1, 2, 3, 6, 9, 18, 27, 37, 54, 74, 111, 222, 333, 666, 999, 1998, 20029, 40058, 60087, 120174, 180261, 360522, 540783, 741073, 1081566, 1482146, 2223219, 4446438, 6669657, 13339314, 20008971, 40017942]

約数ペア:

[(1, 40017942), (2, 20008971), (3, 13339314), (6, 6669657), (9, 4446438), (18, 2223219), (27, 1482146), (37, 1081566), (54, 741073), (74, 540783), (111, 360522), (222, 180261), (333, 120174), (666, 60087), (999, 40058), (1998, 20029)]