18886310

素因数分解:

$2^1\times 5^1\times {\mathrm{541}}^1\times {\mathrm{3491}}^1$

素因数の和:4039

約数の個数: 16

約数和(自身を含む): 34067952

約数和(自身を除く): 15181642

約数列:

[1, 2, 5, 10, 541, 1082, 2705, 3491, 5410, 6982, 17455, 34910, 1888631, 3777262, 9443155, 18886310]

約数ペア:

[(1, 18886310), (2, 9443155), (5, 3777262), (10, 1888631), (541, 34910), (1082, 17455), (2705, 6982), (3491, 5410)]