17988454

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{661}}^1\times {\mathrm{1237}}^1$

素因数の和:1911

約数の個数: 16

約数和(自身を含む): 29504016

約数和(自身を除く): 11515562

約数列:

[1, 2, 11, 22, 661, 1237, 1322, 2474, 7271, 13607, 14542, 27214, 817657, 1635314, 8994227, 17988454]

約数ペア:

[(1, 17988454), (2, 8994227), (11, 1635314), (22, 817657), (661, 27214), (1237, 14542), (1322, 13607), (2474, 7271)]