19308107

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1783}}^1$

素因数の和:1827

約数の個数: 24

約数和(自身を含む): 25625376

約数和(自身を除く): 6317269

約数列:

[1, 7, 13, 17, 49, 91, 119, 221, 637, 833, 1547, 1783, 10829, 12481, 23179, 30311, 87367, 162253, 212177, 394043, 1135771, 1485239, 2758301, 19308107]

約数ペア:

[(1, 19308107), (7, 2758301), (13, 1485239), (17, 1135771), (49, 394043), (91, 212177), (119, 162253), (221, 87367), (637, 30311), (833, 23179), (1547, 12481), (1783, 10829)]