19328012

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{439273}}^1$

素因数の和:439288

約数の個数: 12

約数和(自身を含む): 36899016

約数和(自身を除く): 17571004

約数列:

[1, 2, 4, 11, 22, 44, 439273, 878546, 1757092, 4832003, 9664006, 19328012]

約数ペア:

[(1, 19328012), (2, 9664006), (4, 4832003), (11, 1757092), (22, 878546), (44, 439273)]