20196572456

素因数分解:

$2^3\times {\mathrm{19927}}^1\times {\mathrm{126691}}^1$

素因数の和:146624

約数の個数: 16

約数和(自身を含む): 37870772640

約数和(自身を除く): 17674200184

約数列:

[1, 2, 4, 8, 19927, 39854, 79708, 126691, 159416, 253382, 506764, 1013528, 2524571557, 5049143114, 10098286228, 20196572456]

約数ペア:

[(1, 20196572456), (2, 10098286228), (4, 5049143114), (8, 2524571557), (19927, 1013528), (39854, 506764), (79708, 253382), (126691, 159416)]