20221145

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18637}}^1$

素因数の和:18680

約数の個数: 16

約数和(自身を含む): 28627968

約数和(自身を除く): 8406823

約数列:

[1, 5, 7, 31, 35, 155, 217, 1085, 18637, 93185, 130459, 577747, 652295, 2888735, 4044229, 20221145]

約数ペア:

[(1, 20221145), (5, 4044229), (7, 2888735), (31, 652295), (35, 577747), (155, 130459), (217, 93185), (1085, 18637)]