20173958

素因数分解:

$2^1\times 7^1\times {\mathrm{787}}^1\times {\mathrm{1831}}^1$

素因数の和:2627

約数の個数: 16

約数和(自身を含む): 34646784

約数和(自身を除く): 14472826

約数列:

[1, 2, 7, 14, 787, 1574, 1831, 3662, 5509, 11018, 12817, 25634, 1440997, 2881994, 10086979, 20173958]

約数ペア:

[(1, 20173958), (2, 10086979), (7, 2881994), (14, 1440997), (787, 25634), (1574, 12817), (1831, 11018), (3662, 5509)]