19178978

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{105379}}^1$

素因数の和:105401

約数の個数: 16

約数和(自身を含む): 35407680

約数和(自身を除く): 16228702

約数列:

[1, 2, 7, 13, 14, 26, 91, 182, 105379, 210758, 737653, 1369927, 1475306, 2739854, 9589489, 19178978]

約数ペア:

[(1, 19178978), (2, 9589489), (7, 2739854), (13, 1475306), (14, 1369927), (26, 737653), (91, 210758), (182, 105379)]