20180180795

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1177717}}^1$

素因数の和:1177894

約数の個数: 16

約数和(自身を含む): 25438708800

約数和(自身を除く): 5258528005

約数列:

[1, 5, 23, 115, 149, 745, 3427, 17135, 1177717, 5888585, 27087491, 135437455, 175479833, 877399165, 4036036159, 20180180795]

約数ペア:

[(1, 20180180795), (5, 4036036159), (23, 877399165), (115, 175479833), (149, 135437455), (745, 27087491), (3427, 5888585), (17135, 1177717)]