25685866804

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{1009}}^1\times {\mathrm{489553}}^1$

素因数の和:490579

約数の個数: 24

約数和(自身を含む): 48456054920

約数和(自身を除く): 22770188116

約数列:

[1, 2, 4, 13, 26, 52, 1009, 2018, 4036, 13117, 26234, 52468, 489553, 979106, 1958212, 6364189, 12728378, 25456756, 493958977, 987917954, 1975835908, 6421466701, 12842933402, 25685866804]

約数ペア:

[(1, 25685866804), (2, 12842933402), (4, 6421466701), (13, 1975835908), (26, 987917954), (52, 493958977), (1009, 25456756), (2018, 12728378), (4036, 6364189), (13117, 1958212), (26234, 979106), (52468, 489553)]