20680497078

素因数分解:

$2^1\times 3^1\times {\mathrm{647}}^1\times {\mathrm{823}}^1\times {\mathrm{6473}}^1$

素因数の和:7948

約数の個数: 32

約数和(自身を含む): 41481662976

約数和(自身を除く): 20801165898

約数列:

[1, 2, 3, 6, 647, 823, 1294, 1646, 1941, 2469, 3882, 4938, 6473, 12946, 19419, 38838, 532481, 1064962, 1597443, 3194886, 4188031, 5327279, 8376062, 10654558, 12564093, 15981837, 25128186, 31963674, 3446749513, 6893499026, 10340248539, 20680497078]

約数ペア:

[(1, 20680497078), (2, 10340248539), (3, 6893499026), (6, 3446749513), (647, 31963674), (823, 25128186), (1294, 15981837), (1646, 12564093), (1941, 10654558), (2469, 8376062), (3882, 5327279), (4938, 4188031), (6473, 3194886), (12946, 1597443), (19419, 1064962), (38838, 532481)]