20292213

素因数分解:

$3^1\times {\mathrm{101}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:644

約数の個数: 16

約数和(自身を含む): 27544896

約数和(自身を除く): 7252683

約数列:

[1, 3, 101, 193, 303, 347, 579, 1041, 19493, 35047, 58479, 66971, 105141, 200913, 6764071, 20292213]

約数ペア:

[(1, 20292213), (3, 6764071), (101, 200913), (193, 105141), (303, 66971), (347, 58479), (579, 35047), (1041, 19493)]