18888132870

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{209868143}}^1$

素因数の和:209868156

約数の個数: 24

約数和(自身を含む): 49109145696

約数和(自身を除く): 30221012826

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 209868143, 419736286, 629604429, 1049340715, 1259208858, 1888813287, 2098681430, 3148022145, 3777626574, 6296044290, 9444066435, 18888132870]

約数ペア:

[(1, 18888132870), (2, 9444066435), (3, 6296044290), (5, 3777626574), (6, 3148022145), (9, 2098681430), (10, 1888813287), (15, 1259208858), (18, 1049340715), (30, 629604429), (45, 419736286), (90, 209868143)]