19801702

素因数分解:

$2^1\times {\mathrm{17}}^2\times {\mathrm{34259}}^1$

素因数の和:34295

約数の個数: 12

約数和(自身を含む): 31553460

約数和(自身を除く): 11751758

約数列:

[1, 2, 17, 34, 289, 578, 34259, 68518, 582403, 1164806, 9900851, 19801702]

約数ペア:

[(1, 19801702), (2, 9900851), (17, 1164806), (34, 582403), (289, 68518), (578, 34259)]