18694233

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{4049}}^1$

素因数の和:4083

約数の個数: 24

約数和(自身を含む): 29484000

約数和(自身を除く): 10789767

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4049, 4617, 12147, 36441, 76931, 109323, 230793, 327969, 692379, 983907, 2077137, 6231411, 18694233]

約数ペア:

[(1, 18694233), (3, 6231411), (9, 2077137), (19, 983907), (27, 692379), (57, 327969), (81, 230793), (171, 109323), (243, 76931), (513, 36441), (1539, 12147), (4049, 4617)]