19640474

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{11789}}^1$

素因数の和:11822

約数の個数: 24

約数和(自身を含む): 36289620

約数和(自身を除く): 16649146

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 11789, 23578, 82523, 165046, 200413, 400826, 577661, 1155322, 1402891, 2805782, 9820237, 19640474]

約数ペア:

[(1, 19640474), (2, 9820237), (7, 2805782), (14, 1402891), (17, 1155322), (34, 577661), (49, 400826), (98, 200413), (119, 165046), (238, 82523), (833, 23578), (1666, 11789)]