20122154

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1609}}^1$

素因数の和:1674

約数の個数: 24

約数和(自身を含む): 33587820

約数和(自身を除く): 13465666

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1609, 3218, 6253, 12506, 20917, 41834, 59533, 119066, 271921, 543842, 773929, 1547858, 10061077, 20122154]

約数ペア:

[(1, 20122154), (2, 10061077), (13, 1547858), (26, 773929), (37, 543842), (74, 271921), (169, 119066), (338, 59533), (481, 41834), (962, 20917), (1609, 12506), (3218, 6253)]