19078576

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{108401}}^1$

素因数の和:108420

約数の個数: 20

約数和(自身を含む): 40325544

約数和(自身を除く): 21246968

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 108401, 216802, 433604, 867208, 1192411, 1734416, 2384822, 4769644, 9539288, 19078576]

約数ペア:

[(1, 19078576), (2, 9539288), (4, 4769644), (8, 2384822), (11, 1734416), (16, 1192411), (22, 867208), (44, 433604), (88, 216802), (176, 108401)]