25802468

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{557}}^1$

素因数の和:911

約数の個数: 24

約数和(自身を含む): 46606392

約数和(自身を除く): 20803924

約数列:

[1, 2, 4, 37, 74, 148, 313, 557, 626, 1114, 1252, 2228, 11581, 20609, 23162, 41218, 46324, 82436, 174341, 348682, 697364, 6450617, 12901234, 25802468]

約数ペア:

[(1, 25802468), (2, 12901234), (4, 6450617), (37, 697364), (74, 348682), (148, 174341), (313, 82436), (557, 46324), (626, 41218), (1114, 23162), (1252, 20609), (2228, 11581)]