20412441

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{17053}}^1$

素因数の和:17085

約数の個数: 24

約数和(自身を含む): 35472320

約数和(自身を除く): 15059879

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 17053, 51159, 119371, 153477, 324007, 358113, 972021, 1074339, 2268049, 2916063, 6804147, 20412441]

約数ペア:

[(1, 20412441), (3, 6804147), (7, 2916063), (9, 2268049), (19, 1074339), (21, 972021), (57, 358113), (63, 324007), (133, 153477), (171, 119371), (399, 51159), (1197, 17053)]