20752563

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{277}}^1$

素因数の和:423

約数の個数: 32

約数和(自身を含む): 31945536

約数和(自身を除く): 11192973

約数列:

[1, 3, 13, 17, 39, 51, 113, 221, 277, 339, 663, 831, 1469, 1921, 3601, 4407, 4709, 5763, 10803, 14127, 24973, 31301, 61217, 74919, 93903, 183651, 406913, 532117, 1220739, 1596351, 6917521, 20752563]

約数ペア:

[(1, 20752563), (3, 6917521), (13, 1596351), (17, 1220739), (39, 532117), (51, 406913), (113, 183651), (221, 93903), (277, 74919), (339, 61217), (663, 31301), (831, 24973), (1469, 14127), (1921, 10803), (3601, 5763), (4407, 4709)]