20400966902

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{8263}}^1\times {\mathrm{17387}}^1$

素因数の和:25723

約数の個数: 16

約数和(自身を含む): 31037997312

約数和(自身を除く): 10637030410

約数列:

[1, 2, 71, 142, 8263, 16526, 17387, 34774, 586673, 1173346, 1234477, 2468954, 143668781, 287337562, 10200483451, 20400966902]

約数ペア:

[(1, 20400966902), (2, 10200483451), (71, 287337562), (142, 143668781), (8263, 2468954), (16526, 1234477), (17387, 1173346), (34774, 586673)]