20027035

素因数分解:

$5^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1963

約数の個数: 24

約数和(自身を含む): 28621296

約数和(自身を除く): 8594261

約数列:

[1, 5, 7, 35, 43, 49, 215, 245, 301, 1505, 1901, 2107, 9505, 10535, 13307, 66535, 81743, 93149, 408715, 465745, 572201, 2861005, 4005407, 20027035]

約数ペア:

[(1, 20027035), (5, 4005407), (7, 2861005), (35, 572201), (43, 465745), (49, 408715), (215, 93149), (245, 81743), (301, 66535), (1505, 13307), (1901, 10535), (2107, 9505)]