20546903

素因数分解:

${\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:394

約数の個数: 16

約数和(自身を含む): 22752576

約数和(自身を除く): 2205673

約数列:

[1, 13, 71, 113, 197, 923, 1469, 2561, 8023, 13987, 22261, 104299, 181831, 289393, 1580531, 20546903]

約数ペア:

[(1, 20546903), (13, 1580531), (71, 289393), (113, 181831), (197, 104299), (923, 22261), (1469, 13987), (2561, 8023)]