20624527

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{4391}}^1$

素因数の和:4470

約数の個数: 16

約数和(自身を含む): 26141184

約数和(自身を除く): 5516657

約数列:

[1, 7, 11, 61, 77, 427, 671, 4391, 4697, 30737, 48301, 267851, 338107, 1874957, 2946361, 20624527]

約数ペア:

[(1, 20624527), (7, 2946361), (11, 1874957), (61, 338107), (77, 267851), (427, 48301), (671, 30737), (4391, 4697)]