20622173

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 25788000

約数和(自身を除く): 5165827

約数列:

[1, 11, 13, 17, 143, 187, 221, 289, 499, 2431, 3179, 3757, 5489, 6487, 8483, 41327, 71357, 93313, 110279, 144211, 1213069, 1586321, 1874743, 20622173]

約数ペア:

[(1, 20622173), (11, 1874743), (13, 1586321), (17, 1213069), (143, 144211), (187, 110279), (221, 93313), (289, 71357), (499, 41327), (2431, 8483), (3179, 6487), (3757, 5489)]