18940103

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{7177}}^1$

素因数の和:7226

約数の個数: 16

約数和(自身を含む): 24118080

約数和(自身を除く): 5177977

約数列:

[1, 7, 13, 29, 91, 203, 377, 2639, 7177, 50239, 93301, 208133, 653107, 1456931, 2705729, 18940103]

約数ペア:

[(1, 18940103), (7, 2705729), (13, 1456931), (29, 653107), (91, 208133), (203, 93301), (377, 50239), (2639, 7177)]