20797460645

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{773}}^1\times {\mathrm{4987}}^1$

素因数の和:5861

約数の個数: 32

約数和(自身を含む): 27241183872

約数和(自身を除く): 6443723227

約数列:

[1, 5, 13, 65, 83, 415, 773, 1079, 3865, 4987, 5395, 10049, 24935, 50245, 64159, 64831, 320795, 324155, 413921, 834067, 2069605, 3854951, 4170335, 5380973, 19274755, 26904865, 50114363, 250571815, 319960933, 1599804665, 4159492129, 20797460645]

約数ペア:

[(1, 20797460645), (5, 4159492129), (13, 1599804665), (65, 319960933), (83, 250571815), (415, 50114363), (773, 26904865), (1079, 19274755), (3865, 5380973), (4987, 4170335), (5395, 3854951), (10049, 2069605), (24935, 834067), (50245, 413921), (64159, 324155), (64831, 320795)]