20348021815

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1\times {\mathrm{15803}}^1$

素因数の和:16431

約数の個数: 32

約数和(自身を含む): 27336621312

約数和(自身を除く): 6988599497

約数列:

[1, 5, 11, 41, 55, 205, 451, 571, 2255, 2855, 6281, 15803, 23411, 31405, 79015, 117055, 173833, 257521, 647923, 869165, 1287605, 3239615, 7127153, 9023513, 35635765, 45117565, 99258643, 369964033, 496293215, 1849820165, 4069604363, 20348021815]

約数ペア:

[(1, 20348021815), (5, 4069604363), (11, 1849820165), (41, 496293215), (55, 369964033), (205, 99258643), (451, 45117565), (571, 35635765), (2255, 9023513), (2855, 7127153), (6281, 3239615), (15803, 1287605), (23411, 869165), (31405, 647923), (79015, 257521), (117055, 173833)]