19196554

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{10399}}^1$

素因数の和:10485

約数の個数: 16

約数和(自身を含む): 31449600

約数和(自身を除く): 12253046

約数列:

[1, 2, 13, 26, 71, 142, 923, 1846, 10399, 20798, 135187, 270374, 738329, 1476658, 9598277, 19196554]

約数ペア:

[(1, 19196554), (2, 9598277), (13, 1476658), (26, 738329), (71, 270374), (142, 135187), (923, 20798), (1846, 10399)]