20200112

素因数分解:

$2^4\times {\mathrm{127}}^1\times {\mathrm{9941}}^1$

素因数の和:10076

約数の個数: 20

約数和(自身を含む): 39449856

約数和(自身を除く): 19249744

約数列:

[1, 2, 4, 8, 16, 127, 254, 508, 1016, 2032, 9941, 19882, 39764, 79528, 159056, 1262507, 2525014, 5050028, 10100056, 20200112]

約数ペア:

[(1, 20200112), (2, 10100056), (4, 5050028), (8, 2525014), (16, 1262507), (127, 159056), (254, 79528), (508, 39764), (1016, 19882), (2032, 9941)]