18409573

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{2003}}^1$

素因数の和:2124

約数の個数: 16

約数和(自身を含む): 22893696

約数和(自身を除く): 4484123

約数列:

[1, 7, 13, 91, 101, 707, 1313, 2003, 9191, 14021, 26039, 182273, 202303, 1416121, 2629939, 18409573]

約数ペア:

[(1, 18409573), (7, 2629939), (13, 1416121), (91, 202303), (101, 182273), (707, 26039), (1313, 14021), (2003, 9191)]