20163319684

素因数分解:

$2^2\times {\mathrm{7841}}^1\times {\mathrm{642881}}^1$

素因数の和:650726

約数の個数: 12

約数和(自身を含む): 35290364508

約数和(自身を除く): 15127044824

約数列:

[1, 2, 4, 7841, 15682, 31364, 642881, 1285762, 2571524, 5040829921, 10081659842, 20163319684]

約数ペア:

[(1, 20163319684), (2, 10081659842), (4, 5040829921), (7841, 2571524), (15682, 1285762), (31364, 642881)]