20175000886

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{199}}^1\times {\mathrm{63443}}^1$

素因数の和:63708

約数の個数: 32

約数和(自身を含む): 32889369600

約数和(自身を除く): 12714368714

約数列:

[1, 2, 17, 34, 47, 94, 199, 398, 799, 1598, 3383, 6766, 9353, 18706, 63443, 126886, 159001, 318002, 1078531, 2157062, 2981821, 5963642, 12625157, 25250314, 50690957, 101381914, 214627669, 429255338, 593382379, 1186764758, 10087500443, 20175000886]

約数ペア:

[(1, 20175000886), (2, 10087500443), (17, 1186764758), (34, 593382379), (47, 429255338), (94, 214627669), (199, 101381914), (398, 50690957), (799, 25250314), (1598, 12625157), (3383, 5963642), (6766, 2981821), (9353, 2157062), (18706, 1078531), (63443, 318002), (126886, 159001)]