164920798

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{620003}}^1$

素因数の和:620031

約数の個数: 16

約数和(自身を含む): 297601920

約数和(自身を除く): 132681122

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 620003, 1240006, 4340021, 8680042, 11780057, 23560114, 82460399, 164920798]

約数ペア:

[(1, 164920798), (2, 82460399), (7, 23560114), (14, 11780057), (19, 8680042), (38, 4340021), (133, 1240006), (266, 620003)]