19328507

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{2521}}^1$

素因数の和:2590

約数の個数: 16

約数和(自身を含む): 22879584

約数和(自身を除く): 3551077

約数列:

[1, 11, 17, 41, 187, 451, 697, 2521, 7667, 27731, 42857, 103361, 471427, 1136971, 1757137, 19328507]

約数ペア:

[(1, 19328507), (11, 1757137), (17, 1136971), (41, 471427), (187, 103361), (451, 42857), (697, 27731), (2521, 7667)]