18418786

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{1999}}^1$

素因数の和:2289

約数の個数: 16

約数和(自身を含む): 29376000

約数和(自身を除く): 10957214

約数列:

[1, 2, 17, 34, 271, 542, 1999, 3998, 4607, 9214, 33983, 67966, 541729, 1083458, 9209393, 18418786]

約数ペア:

[(1, 18418786), (2, 9209393), (17, 1083458), (34, 541729), (271, 67966), (542, 33983), (1999, 9214), (3998, 4607)]