20199451268

素因数分解:

$2^2\times {\mathrm{557}}^1\times {\mathrm{9066181}}^1$

素因数の和:9066742

約数の個数: 12

約数和(自身を含む): 35412506892

約数和(自身を除く): 15213055624

約数列:

[1, 2, 4, 557, 1114, 2228, 9066181, 18132362, 36264724, 5049862817, 10099725634, 20199451268]

約数ペア:

[(1, 20199451268), (2, 10099725634), (4, 5049862817), (557, 36264724), (1114, 18132362), (2228, 9066181)]