20197907528

素因数分解:

$2^3\times {\mathrm{313}}^1\times {\mathrm{379}}^1\times {\mathrm{21283}}^1$

素因数の和:21981

約数の個数: 32

約数和(自身を含む): 38094103200

約数和(自身を除く): 17896195672

約数列:

[1, 2, 4, 8, 313, 379, 626, 758, 1252, 1516, 2504, 3032, 21283, 42566, 85132, 118627, 170264, 237254, 474508, 949016, 6661579, 8066257, 13323158, 16132514, 26646316, 32265028, 53292632, 64530056, 2524738441, 5049476882, 10098953764, 20197907528]

約数ペア:

[(1, 20197907528), (2, 10098953764), (4, 5049476882), (8, 2524738441), (313, 64530056), (379, 53292632), (626, 32265028), (758, 26646316), (1252, 16132514), (1516, 13323158), (2504, 8066257), (3032, 6661579), (21283, 949016), (42566, 474508), (85132, 237254), (118627, 170264)]