20176956

素因数分解:

$2^2\times 3^2\times {\mathrm{560471}}^1$

素因数の和:560481

約数の個数: 18

約数和(自身を含む): 51002952

約数和(自身を除く): 30825996

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 560471, 1120942, 1681413, 2241884, 3362826, 5044239, 6725652, 10088478, 20176956]

約数ペア:

[(1, 20176956), (2, 10088478), (3, 6725652), (4, 5044239), (6, 3362826), (9, 2241884), (12, 1681413), (18, 1120942), (36, 560471)]