19309616

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{11717}}^1$

素因数の和:11828

約数の個数: 20

約数和(自身を含む): 37778832

約数和(自身を除く): 18469216

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 11717, 23434, 46868, 93736, 187472, 1206851, 2413702, 4827404, 9654808, 19309616]

約数ペア:

[(1, 19309616), (2, 9654808), (4, 4827404), (8, 2413702), (16, 1206851), (103, 187472), (206, 93736), (412, 46868), (824, 23434), (1648, 11717)]