16521716

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{1459}}^1$

素因数の和:1631

約数の個数: 24

約数和(自身を含む): 30660000

約数和(自身を除く): 14138284

約数列:

[1, 2, 4, 19, 38, 76, 149, 298, 596, 1459, 2831, 2918, 5662, 5836, 11324, 27721, 55442, 110884, 217391, 434782, 869564, 4130429, 8260858, 16521716]

約数ペア:

[(1, 16521716), (2, 8260858), (4, 4130429), (19, 869564), (38, 434782), (76, 217391), (149, 110884), (298, 55442), (596, 27721), (1459, 11324), (2831, 5836), (2918, 5662)]