18571373

素因数分解:

${\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:356

約数の個数: 16

約数和(自身を含む): 20173440

約数和(自身を除く): 1602067

約数列:

[1, 23, 37, 139, 157, 851, 3197, 3611, 5143, 5809, 21823, 118289, 133607, 501929, 807451, 18571373]

約数ペア:

[(1, 18571373), (23, 807451), (37, 501929), (139, 133607), (157, 118289), (851, 21823), (3197, 5809), (3611, 5143)]