18340290

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{67927}}^1$

素因数の和:67943

約数の個数: 32

約数和(自身を含む): 48908160

約数和(自身を除く): 30567870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 67927, 135854, 203781, 339635, 407562, 611343, 679270, 1018905, 1222686, 1834029, 2037810, 3056715, 3668058, 6113430, 9170145, 18340290]

約数ペア:

[(1, 18340290), (2, 9170145), (3, 6113430), (5, 3668058), (6, 3056715), (9, 2037810), (10, 1834029), (15, 1222686), (18, 1018905), (27, 679270), (30, 611343), (45, 407562), (54, 339635), (90, 203781), (135, 135854), (270, 67927)]