90903790

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{478441}}^1$

素因数の和:478467

約数の個数: 16

約数和(自身を含む): 172239120

約数和(自身を除く): 81335330

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 478441, 956882, 2392205, 4784410, 9090379, 18180758, 45451895, 90903790]

約数ペア:

[(1, 90903790), (2, 45451895), (5, 18180758), (10, 9090379), (19, 4784410), (38, 2392205), (95, 956882), (190, 478441)]