2011121690

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{10584851}}^1$

素因数の和:10584877

約数の個数: 16

約数和(自身を含む): 3810546720

約数和(自身を除く): 1799425030

約数列:

[1, 2, 5, 10, 19, 38, 95, 190, 10584851, 21169702, 52924255, 105848510, 201112169, 402224338, 1005560845, 2011121690]

約数ペア:

[(1, 2011121690), (2, 1005560845), (5, 402224338), (10, 201112169), (19, 105848510), (38, 52924255), (95, 21169702), (190, 10584851)]