18705942

素因数分解:

$2^1\times 3^2\times {\mathrm{37}}^1\times {\mathrm{28087}}^1$

素因数の和:28132

約数の個数: 24

約数和(自身を含む): 41626416

約数和(自身を除く): 22920474

約数列:

[1, 2, 3, 6, 9, 18, 37, 74, 111, 222, 333, 666, 28087, 56174, 84261, 168522, 252783, 505566, 1039219, 2078438, 3117657, 6235314, 9352971, 18705942]

約数ペア:

[(1, 18705942), (2, 9352971), (3, 6235314), (6, 3117657), (9, 2078438), (18, 1039219), (37, 505566), (74, 252783), (111, 168522), (222, 84261), (333, 56174), (666, 28087)]