19109695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{11981}}^1$

素因数の和:12026

約数の個数: 16

約数和(自身を含む): 25881120

約数和(自身を除く): 6771425

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 11981, 59905, 131791, 347449, 658955, 1737245, 3821939, 19109695]

約数ペア:

[(1, 19109695), (5, 3821939), (11, 1737245), (29, 658955), (55, 347449), (145, 131791), (319, 59905), (1595, 11981)]