17994911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{467}}^1$

素因数の和:622

約数の個数: 16

約数和(自身を含む): 20487168

約数和(自身を除く): 2492257

約数列:

[1, 11, 31, 113, 341, 467, 1243, 3503, 5137, 14477, 38533, 52771, 159247, 580481, 1635901, 17994911]

約数ペア:

[(1, 17994911), (11, 1635901), (31, 580481), (113, 159247), (341, 52771), (467, 38533), (1243, 14477), (3503, 5137)]