18980491779

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{10188133}}^1$

素因数の和:10188168

約数の個数: 20

約数和(自身を含む): 29586341136

約数和(自身を除く): 10605849357

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 10188133, 30564399, 91693197, 234327059, 275079591, 702981177, 825238773, 2108943531, 6326830593, 18980491779]

約数ペア:

[(1, 18980491779), (3, 6326830593), (9, 2108943531), (23, 825238773), (27, 702981177), (69, 275079591), (81, 234327059), (207, 91693197), (621, 30564399), (1863, 10188133)]