20480026

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47189}}^1$

素因数の和:47229

約数の個数: 16

約数和(自身を含む): 36241920

約数和(自身を除く): 15761894

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 47189, 94378, 330323, 660646, 1462859, 2925718, 10240013, 20480026]

約数ペア:

[(1, 20480026), (2, 10240013), (7, 2925718), (14, 1462859), (31, 660646), (62, 330323), (217, 94378), (434, 47189)]