19713912471

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{2549}}^1\times {\mathrm{78121}}^1$

素因数の和:80687

約数の個数: 24

約数和(自身を含む): 31076931600

約数和(自身を除く): 11363019129

約数列:

[1, 3, 9, 11, 33, 99, 2549, 7647, 22941, 28039, 78121, 84117, 234363, 252351, 703089, 859331, 2577993, 7733979, 199130429, 597391287, 1792173861, 2190434719, 6571304157, 19713912471]

約数ペア:

[(1, 19713912471), (3, 6571304157), (9, 2190434719), (11, 1792173861), (33, 597391287), (99, 199130429), (2549, 7733979), (7647, 2577993), (22941, 859331), (28039, 703089), (78121, 252351), (84117, 234363)]