20681034519

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{38959}}^1$

素因数の和:39187

約数の個数: 32

約数和(自身を含む): 29671936000

約数和(自身を除く): 8990901481

約数列:

[1, 3, 19, 57, 67, 139, 201, 417, 1273, 2641, 3819, 7923, 9313, 27939, 38959, 116877, 176947, 530841, 740221, 2220663, 2610253, 5415301, 7830759, 16245903, 49594807, 102890719, 148784421, 308672157, 362825167, 1088475501, 6893678173, 20681034519]

約数ペア:

[(1, 20681034519), (3, 6893678173), (19, 1088475501), (57, 362825167), (67, 308672157), (139, 148784421), (201, 102890719), (417, 49594807), (1273, 16245903), (2641, 7830759), (3819, 5415301), (7923, 2610253), (9313, 2220663), (27939, 740221), (38959, 530841), (116877, 176947)]