20790684

素因数分解:

$2^2\times 3^2\times {\mathrm{751}}^1\times {\mathrm{769}}^1$

素因数の和:1530

約数の個数: 36

約数和(自身を含む): 52692640

約数和(自身を除く): 31901956

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 751, 769, 1502, 1538, 2253, 2307, 3004, 3076, 4506, 4614, 6759, 6921, 9012, 9228, 13518, 13842, 27036, 27684, 577519, 1155038, 1732557, 2310076, 3465114, 5197671, 6930228, 10395342, 20790684]

約数ペア:

[(1, 20790684), (2, 10395342), (3, 6930228), (4, 5197671), (6, 3465114), (9, 2310076), (12, 1732557), (18, 1155038), (36, 577519), (751, 27684), (769, 27036), (1502, 13842), (1538, 13518), (2253, 9228), (2307, 9012), (3004, 6921), (3076, 6759), (4506, 4614)]