13986854

素因数分解:

$2^1\times 7^3\times {\mathrm{20389}}^1$

素因数の和:20412

約数の個数: 16

約数和(自身を含む): 24468000

約数和(自身を除く): 10481146

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 20389, 40778, 142723, 285446, 999061, 1998122, 6993427, 13986854]

約数ペア:

[(1, 13986854), (2, 6993427), (7, 1998122), (14, 999061), (49, 285446), (98, 142723), (343, 40778), (686, 20389)]