20890382

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{21187}}^1$

素因数の和:21235

約数の個数: 16

約数和(自身を含む): 34324560

約数和(自身を除く): 13434178

約数列:

[1, 2, 17, 29, 34, 58, 493, 986, 21187, 42374, 360179, 614423, 720358, 1228846, 10445191, 20890382]

約数ペア:

[(1, 20890382), (2, 10445191), (17, 1228846), (29, 720358), (34, 614423), (58, 360179), (493, 42374), (986, 21187)]