19905046

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{74831}}^1$

素因数の和:74859

約数の個数: 16

約数和(自身を含む): 35919360

約数和(自身を除く): 16014314

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 74831, 149662, 523817, 1047634, 1421789, 2843578, 9952523, 19905046]

約数ペア:

[(1, 19905046), (2, 9952523), (7, 2843578), (14, 1421789), (19, 1047634), (38, 523817), (133, 149662), (266, 74831)]