18865590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{557}}^1\times {\mathrm{1129}}^1$

素因数の和:1696

約数の個数: 32

約数和(自身を含む): 45398880

約数和(自身を除く): 26533290

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 557, 1114, 1129, 1671, 2258, 2785, 3342, 3387, 5570, 5645, 6774, 8355, 11290, 16710, 16935, 33870, 628853, 1257706, 1886559, 3144265, 3773118, 6288530, 9432795, 18865590]

約数ペア:

[(1, 18865590), (2, 9432795), (3, 6288530), (5, 3773118), (6, 3144265), (10, 1886559), (15, 1257706), (30, 628853), (557, 33870), (1114, 16935), (1129, 16710), (1671, 11290), (2258, 8355), (2785, 6774), (3342, 5645), (3387, 5570)]