20402649009

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{211}}^1\times {\mathrm{123493}}^1$

素因数の和:123742

約数の個数: 32

約数和(自身を含む): 31416873600

約数和(自身を除く): 11014224591

約数列:

[1, 3, 9, 27, 29, 87, 211, 261, 633, 783, 1899, 5697, 6119, 18357, 55071, 123493, 165213, 370479, 1111437, 3334311, 3581297, 10743891, 26057023, 32231673, 78171069, 96695019, 234513207, 703539621, 755653667, 2266961001, 6800883003, 20402649009]

約数ペア:

[(1, 20402649009), (3, 6800883003), (9, 2266961001), (27, 755653667), (29, 703539621), (87, 234513207), (211, 96695019), (261, 78171069), (633, 32231673), (783, 26057023), (1899, 10743891), (5697, 3581297), (6119, 3334311), (18357, 1111437), (55071, 370479), (123493, 165213)]