20146775

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{1201}}^1$

素因数の和:1283

約数の個数: 24

約数和(自身を含む): 27722928

約数和(自身を除く): 7576153

約数列:

[1, 5, 11, 25, 55, 61, 275, 305, 671, 1201, 1525, 3355, 6005, 13211, 16775, 30025, 66055, 73261, 330275, 366305, 805871, 1831525, 4029355, 20146775]

約数ペア:

[(1, 20146775), (5, 4029355), (11, 1831525), (25, 805871), (55, 366305), (61, 330275), (275, 73261), (305, 66055), (671, 30025), (1201, 16775), (1525, 13211), (3355, 6005)]