18040708

素因数分解:

$2^2\times 7^1\times {\mathrm{137}}^1\times {\mathrm{4703}}^1$

素因数の和:4851

約数の個数: 24

約数和(自身を含む): 36352512

約数和(自身を除く): 18311804

約数列:

[1, 2, 4, 7, 14, 28, 137, 274, 548, 959, 1918, 3836, 4703, 9406, 18812, 32921, 65842, 131684, 644311, 1288622, 2577244, 4510177, 9020354, 18040708]

約数ペア:

[(1, 18040708), (2, 9020354), (4, 4510177), (7, 2577244), (14, 1288622), (28, 644311), (137, 131684), (274, 65842), (548, 32921), (959, 18812), (1918, 9406), (3836, 4703)]