19421288

素因数分解:

$2^3\times {\mathrm{1097}}^1\times {\mathrm{2213}}^1$

素因数の和:3316

約数の個数: 16

約数和(自身を含む): 36464580

約数和(自身を除く): 17043292

約数列:

[1, 2, 4, 8, 1097, 2194, 2213, 4388, 4426, 8776, 8852, 17704, 2427661, 4855322, 9710644, 19421288]

約数ペア:

[(1, 19421288), (2, 9710644), (4, 4855322), (8, 2427661), (1097, 17704), (2194, 8852), (2213, 8776), (4388, 4426)]