320864134

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{21269}}^1$

素因数の和:21687

約数の個数: 16

約数和(自身を含む): 507927600

約数和(自身を除く): 187063466

約数列:

[1, 2, 19, 38, 397, 794, 7543, 15086, 21269, 42538, 404111, 808222, 8443793, 16887586, 160432067, 320864134]

約数ペア:

[(1, 320864134), (2, 160432067), (19, 16887586), (38, 8443793), (397, 808222), (794, 404111), (7543, 42538), (15086, 21269)]