19319365

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{277}}^1$

素因数の和:361

約数の個数: 32

約数和(自身を含む): 26621280

約数和(自身を除く): 7301915

約数列:

[1, 5, 13, 29, 37, 65, 145, 185, 277, 377, 481, 1073, 1385, 1885, 2405, 3601, 5365, 8033, 10249, 13949, 18005, 40165, 51245, 69745, 104429, 133237, 297221, 522145, 666185, 1486105, 3863873, 19319365]

約数ペア:

[(1, 19319365), (5, 3863873), (13, 1486105), (29, 666185), (37, 522145), (65, 297221), (145, 133237), (185, 104429), (277, 69745), (377, 51245), (481, 40165), (1073, 18005), (1385, 13949), (1885, 10249), (2405, 8033), (3601, 5365)]