20789944555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{1471}}^1\times {\mathrm{166273}}^1$

素因数の和:167766

約数の個数: 16

約数和(自身を含む): 26433575424

約数和(自身を除く): 5643630869

約数列:

[1, 5, 17, 85, 1471, 7355, 25007, 125035, 166273, 831365, 2826641, 14133205, 244587583, 1222937915, 4157988911, 20789944555]

約数ペア:

[(1, 20789944555), (5, 4157988911), (17, 1222937915), (85, 244587583), (1471, 14133205), (7355, 2826641), (25007, 831365), (125035, 166273)]