19486445

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{1039}}^1$

素因数の和:1097

約数の個数: 24

約数和(自身を含む): 26557440

約数和(自身を除く): 7070995

約数列:

[1, 5, 11, 31, 55, 121, 155, 341, 605, 1039, 1705, 3751, 5195, 11429, 18755, 32209, 57145, 125719, 161045, 354299, 628595, 1771495, 3897289, 19486445]

約数ペア:

[(1, 19486445), (5, 3897289), (11, 1771495), (31, 628595), (55, 354299), (121, 161045), (155, 125719), (341, 57145), (605, 32209), (1039, 18755), (1705, 11429), (3751, 5195)]