12749620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{49037}}^1$

素因数の和:49059

約数の個数: 24

約数和(自身を含む): 28834344

約数和(自身を除く): 16084724

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 49037, 98074, 196148, 245185, 490370, 637481, 980740, 1274962, 2549924, 3187405, 6374810, 12749620]

約数ペア:

[(1, 12749620), (2, 6374810), (4, 3187405), (5, 2549924), (10, 1274962), (13, 980740), (20, 637481), (26, 490370), (52, 245185), (65, 196148), (130, 98074), (260, 49037)]