19128176

素因数分解:

$2^4\times {\mathrm{107}}^1\times {\mathrm{11173}}^1$

素因数の和:11288

約数の個数: 20

約数和(自身を含む): 37410552

約数和(自身を除く): 18282376

約数列:

[1, 2, 4, 8, 16, 107, 214, 428, 856, 1712, 11173, 22346, 44692, 89384, 178768, 1195511, 2391022, 4782044, 9564088, 19128176]

約数ペア:

[(1, 19128176), (2, 9564088), (4, 4782044), (8, 2391022), (16, 1195511), (107, 178768), (214, 89384), (428, 44692), (856, 22346), (1712, 11173)]