22047955

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{821}}^1$

素因数の和:998

約数の個数: 16

約数和(自身を含む): 27343008

約数和(自身を除く): 5295053

約数列:

[1, 5, 41, 131, 205, 655, 821, 4105, 5371, 26855, 33661, 107551, 168305, 537755, 4409591, 22047955]

約数ペア:

[(1, 22047955), (5, 4409591), (41, 537755), (131, 168305), (205, 107551), (655, 33661), (821, 26855), (4105, 5371)]