20546547

素因数分解:

$3^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{4637}}^1$

素因数の和:4858

約数の個数: 16

約数和(自身を含む): 31464192

約数和(自身を除く): 10917645

約数列:

[1, 3, 7, 21, 211, 633, 1477, 4431, 4637, 13911, 32459, 97377, 978407, 2935221, 6848849, 20546547]

約数ペア:

[(1, 20546547), (3, 6848849), (7, 2935221), (21, 978407), (211, 97377), (633, 32459), (1477, 13911), (4431, 4637)]