40013818

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{90529}}^1$

素因数の和:90561

約数の個数: 16

約数和(自身を含む): 68440680

約数和(自身を除く): 28426862

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 90529, 181058, 1176877, 1538993, 2353754, 3077986, 20006909, 40013818]

約数ペア:

[(1, 40013818), (2, 20006909), (13, 3077986), (17, 2353754), (26, 1538993), (34, 1176877), (221, 181058), (442, 90529)]