20543393

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:704

約数の個数: 16

約数和(自身を含む): 23310336

約数和(自身を除く): 2766943

約数列:

[1, 13, 23, 127, 299, 541, 1651, 2921, 7033, 12443, 37973, 68707, 161759, 893191, 1580261, 20543393]

約数ペア:

[(1, 20543393), (13, 1580261), (23, 893191), (127, 161759), (299, 68707), (541, 37973), (1651, 12443), (2921, 7033)]