31191404

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{197}}^1\times {\mathrm{1721}}^1$

素因数の和:1945

約数の個数: 24

約数和(自身を含む): 57280608

約数和(自身を除く): 26089204

約数列:

[1, 2, 4, 23, 46, 92, 197, 394, 788, 1721, 3442, 4531, 6884, 9062, 18124, 39583, 79166, 158332, 339037, 678074, 1356148, 7797851, 15595702, 31191404]

約数ペア:

[(1, 31191404), (2, 15595702), (4, 7797851), (23, 1356148), (46, 678074), (92, 339037), (197, 158332), (394, 79166), (788, 39583), (1721, 18124), (3442, 9062), (4531, 6884)]