19880817

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{10211}}^1$

素因数の和:10284

約数の個数: 16

約数和(自身を含む): 29410560

約数和(自身を除く): 9529743

約数列:

[1, 3, 11, 33, 59, 177, 649, 1947, 10211, 30633, 112321, 336963, 602449, 1807347, 6626939, 19880817]

約数ペア:

[(1, 19880817), (3, 6626939), (11, 1807347), (33, 602449), (59, 336963), (177, 112321), (649, 30633), (1947, 10211)]