19806890

素因数分解:

$2^1\times 5^1\times {\mathrm{59}}^2\times {\mathrm{569}}^1$

素因数の和:694

約数の個数: 24

約数和(自身を含む): 36330660

約数和(自身を除く): 16523770

約数列:

[1, 2, 5, 10, 59, 118, 295, 569, 590, 1138, 2845, 3481, 5690, 6962, 17405, 33571, 34810, 67142, 167855, 335710, 1980689, 3961378, 9903445, 19806890]

約数ペア:

[(1, 19806890), (2, 9903445), (5, 3961378), (10, 1980689), (59, 335710), (118, 167855), (295, 67142), (569, 34810), (590, 33571), (1138, 17405), (2845, 6962), (3481, 5690)]