30731836

素因数分解:

$2^2\times {\mathrm{359}}^1\times {\mathrm{21401}}^1$

素因数の和:21764

約数の個数: 12

約数和(自身を含む): 53933040

約数和(自身を除く): 23201204

約数列:

[1, 2, 4, 359, 718, 1436, 21401, 42802, 85604, 7682959, 15365918, 30731836]

約数ペア:

[(1, 30731836), (2, 15365918), (4, 7682959), (359, 85604), (718, 42802), (1436, 21401)]