20986670206

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9707063}}^1$

素因数の和:9707135

約数の個数: 16

約数和(自身を含む): 33547613184

約数和(自身を除く): 12560942978

約数列:

[1, 2, 23, 46, 47, 94, 1081, 2162, 9707063, 19414126, 223262449, 446524898, 456231961, 912463922, 10493335103, 20986670206]

約数ペア:

[(1, 20986670206), (2, 10493335103), (23, 912463922), (46, 456231961), (47, 446524898), (94, 223262449), (1081, 19414126), (2162, 9707063)]