20431586

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{85847}}^1$

素因数の和:85873

約数の個数: 16

約数和(自身を含む): 37086336

約数和(自身を除く): 16654750

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 85847, 171694, 600929, 1201858, 1459399, 2918798, 10215793, 20431586]

約数ペア:

[(1, 20431586), (2, 10215793), (7, 2918798), (14, 1459399), (17, 1201858), (34, 600929), (119, 171694), (238, 85847)]