19498310

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1181}}^1$

素因数の和:1328

約数の個数: 32

約数和(自身を含む): 38126592

約数和(自身を除く): 18628282

約数列:

[1, 2, 5, 10, 13, 26, 65, 127, 130, 254, 635, 1181, 1270, 1651, 2362, 3302, 5905, 8255, 11810, 15353, 16510, 30706, 76765, 149987, 153530, 299974, 749935, 1499870, 1949831, 3899662, 9749155, 19498310]

約数ペア:

[(1, 19498310), (2, 9749155), (5, 3899662), (10, 1949831), (13, 1499870), (26, 749935), (65, 299974), (127, 153530), (130, 149987), (254, 76765), (635, 30706), (1181, 16510), (1270, 15353), (1651, 11810), (2362, 8255), (3302, 5905)]