20969097

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{1171}}^1$

素因数の和:1348

約数の個数: 16

約数和(自身を含む): 28803072

約数和(自身を除く): 7833975

約数列:

[1, 3, 47, 127, 141, 381, 1171, 3513, 5969, 17907, 55037, 148717, 165111, 446151, 6989699, 20969097]

約数ペア:

[(1, 20969097), (3, 6989699), (47, 446151), (127, 165111), (141, 148717), (381, 55037), (1171, 17907), (3513, 5969)]