20891604

素因数分解:

$2^2\times 3^1\times {\mathrm{683}}^1\times {\mathrm{2549}}^1$

素因数の和:3239

約数の個数: 24

約数和(自身を含む): 48837600

約数和(自身を除く): 27945996

約数列:

[1, 2, 3, 4, 6, 12, 683, 1366, 2049, 2549, 2732, 4098, 5098, 7647, 8196, 10196, 15294, 30588, 1740967, 3481934, 5222901, 6963868, 10445802, 20891604]

約数ペア:

[(1, 20891604), (2, 10445802), (3, 6963868), (4, 5222901), (6, 3481934), (12, 1740967), (683, 30588), (1366, 15294), (2049, 10196), (2549, 8196), (2732, 7647), (4098, 5098)]