20775051

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{1213}}^1$

素因数の和:1403

約数の個数: 24

約数和(自身を含む): 32952816

約数和(自身を除く): 12177765

約数列:

[1, 3, 9, 11, 33, 99, 173, 519, 1213, 1557, 1903, 3639, 5709, 10917, 13343, 17127, 40029, 120087, 209849, 629547, 1888641, 2308339, 6925017, 20775051]

約数ペア:

[(1, 20775051), (3, 6925017), (9, 2308339), (11, 1888641), (33, 629547), (99, 209849), (173, 120087), (519, 40029), (1213, 17127), (1557, 13343), (1903, 10917), (3639, 5709)]