20797348943

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{317}}^1\times {\mathrm{128389}}^1$

素因数の和:128786

約数の個数: 16

約数和(自身を含む): 24170187840

約数和(自身を除く): 3372838897

約数列:

[1, 7, 73, 317, 511, 2219, 23141, 128389, 161987, 898723, 9372397, 40699313, 65606779, 284895191, 2971049849, 20797348943]

約数ペア:

[(1, 20797348943), (7, 2971049849), (73, 284895191), (317, 65606779), (511, 40699313), (2219, 9372397), (23141, 898723), (128389, 161987)]