18731169

素因数分解:

$3^5\times {\mathrm{19}}^1\times {\mathrm{4057}}^1$

素因数の和:4091

約数の個数: 24

約数和(自身を含む): 29542240

約数和(自身を除く): 10811071

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 243, 513, 1539, 4057, 4617, 12171, 36513, 77083, 109539, 231249, 328617, 693747, 985851, 2081241, 6243723, 18731169]

約数ペア:

[(1, 18731169), (3, 6243723), (9, 2081241), (19, 985851), (27, 693747), (57, 328617), (81, 231249), (171, 109539), (243, 77083), (513, 36513), (1539, 12171), (4057, 4617)]