19862726

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{7417}}^1$

素因数の和:7535

約数の個数: 16

約数和(自身を含む): 32401824

約数和(自身を除く): 12539098

約数列:

[1, 2, 13, 26, 103, 206, 1339, 2678, 7417, 14834, 96421, 192842, 763951, 1527902, 9931363, 19862726]

約数ペア:

[(1, 19862726), (2, 9931363), (13, 1527902), (26, 763951), (103, 192842), (206, 96421), (1339, 14834), (2678, 7417)]