19211841

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{4513}}^1$

素因数の和:4573

約数の個数: 24

約数和(自身を含む): 30984096

約数和(自身を除く): 11772255

約数列:

[1, 3, 9, 11, 33, 43, 99, 129, 387, 473, 1419, 4257, 4513, 13539, 40617, 49643, 148929, 194059, 446787, 582177, 1746531, 2134649, 6403947, 19211841]

約数ペア:

[(1, 19211841), (3, 6403947), (9, 2134649), (11, 1746531), (33, 582177), (43, 446787), (99, 194059), (129, 148929), (387, 49643), (473, 40617), (1419, 13539), (4257, 4513)]