20201109721

素因数分解:

${\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1039}}^1\times {\mathrm{8263}}^1$

素因数の和:9496

約数の個数: 16

約数和(自身を含む): 21898938880

約数和(自身を除く): 1697829159

約数列:

[1, 13, 181, 1039, 2353, 8263, 13507, 107419, 188059, 1495603, 2444767, 8585257, 19442839, 111608341, 1553931517, 20201109721]

約数ペア:

[(1, 20201109721), (13, 1553931517), (181, 111608341), (1039, 19442839), (2353, 8585257), (8263, 2444767), (13507, 1495603), (107419, 188059)]