20789439247

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{617}}^1\times {\mathrm{1429}}^1$

素因数の和:2155

約数の個数: 32

約数和(自身を含む): 23542833600

約数和(自身を除く): 2753394353

約数列:

[1, 17, 19, 73, 323, 617, 1241, 1387, 1429, 10489, 11723, 23579, 24293, 27151, 45041, 104317, 199291, 461567, 765697, 855779, 881693, 1773389, 1982023, 14548243, 14988781, 16752167, 33694391, 64363589, 284786839, 1094181013, 1222908191, 20789439247]

約数ペア:

[(1, 20789439247), (17, 1222908191), (19, 1094181013), (73, 284786839), (323, 64363589), (617, 33694391), (1241, 16752167), (1387, 14988781), (1429, 14548243), (10489, 1982023), (11723, 1773389), (23579, 881693), (24293, 855779), (27151, 765697), (45041, 461567), (104317, 199291)]