20114545

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{12611}}^1$

素因数の和:12656

約数の個数: 16

約数和(自身を含む): 27241920

約数和(自身を除く): 7127375

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 12611, 63055, 138721, 365719, 693605, 1828595, 4022909, 20114545]

約数ペア:

[(1, 20114545), (5, 4022909), (11, 1828595), (29, 693605), (55, 365719), (145, 138721), (319, 63055), (1595, 12611)]