28813390

素因数分解:

$2^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{15919}}^1$

素因数の和:16107

約数の個数: 16

約数和(自身を含む): 52153920

約数和(自身を除く): 23340530

約数列:

[1, 2, 5, 10, 181, 362, 905, 1810, 15919, 31838, 79595, 159190, 2881339, 5762678, 14406695, 28813390]

約数ペア:

[(1, 28813390), (2, 14406695), (5, 5762678), (10, 2881339), (181, 159190), (362, 79595), (905, 31838), (1810, 15919)]