17972938

素因数分解:

$2^1\times {\mathrm{131}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:693

約数の個数: 16

約数和(自身を含む): 27387360

約数和(自身を除く): 9414422

約数列:

[1, 2, 131, 181, 262, 362, 379, 758, 23711, 47422, 49649, 68599, 99298, 137198, 8986469, 17972938]

約数ペア:

[(1, 17972938), (2, 8986469), (131, 137198), (181, 99298), (262, 68599), (362, 49649), (379, 47422), (758, 23711)]