20213510

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{118903}}^1$

素因数の和:118927

約数の個数: 16

約数和(自身を含む): 38524896

約数和(自身を除く): 18311386

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 118903, 237806, 594515, 1189030, 2021351, 4042702, 10106755, 20213510]

約数ペア:

[(1, 20213510), (2, 10106755), (5, 4042702), (10, 2021351), (17, 1189030), (34, 594515), (85, 237806), (170, 118903)]