20317108

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{42683}}^1$

素因数の和:42711

約数の個数: 24

約数和(自身を含む): 43025472

約数和(自身を除く): 22708364

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 42683, 85366, 170732, 298781, 597562, 725611, 1195124, 1451222, 2902444, 5079277, 10158554, 20317108]

約数ペア:

[(1, 20317108), (2, 10158554), (4, 5079277), (7, 2902444), (14, 1451222), (17, 1195124), (28, 725611), (34, 597562), (68, 298781), (119, 170732), (238, 85366), (476, 42683)]