20709898558

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{211}}^1\times {\mathrm{246611}}^1$

素因数の和:247023

約数の個数: 16

約数和(自身を含む): 31369046400

約数和(自身を除く): 10659147842

約数列:

[1, 2, 199, 211, 398, 422, 41989, 83978, 246611, 493222, 49075589, 52034921, 98151178, 104069842, 10354949279, 20709898558]

約数ペア:

[(1, 20709898558), (2, 10354949279), (199, 104069842), (211, 98151178), (398, 52034921), (422, 49075589), (41989, 493222), (83978, 246611)]