20374137

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17021}}^1$

素因数の和:17053

約数の個数: 24

約数和(自身を含む): 35405760

約数和(自身を除く): 15031623

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 17021, 51063, 119147, 153189, 323399, 357441, 970197, 1072323, 2263793, 2910591, 6791379, 20374137]

約数ペア:

[(1, 20374137), (3, 6791379), (7, 2910591), (9, 2263793), (19, 1072323), (21, 970197), (57, 357441), (63, 323399), (133, 153189), (171, 119147), (399, 51063), (1197, 17021)]