19425609

素因数分解:

$3^3\times 7^2\times {\mathrm{14683}}^1$

素因数の和:14706

約数の個数: 24

約数和(自身を含む): 33479520

約数和(自身を除く): 14053911

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 14683, 44049, 102781, 132147, 308343, 396441, 719467, 925029, 2158401, 2775087, 6475203, 19425609]

約数ペア:

[(1, 19425609), (3, 6475203), (7, 2775087), (9, 2158401), (21, 925029), (27, 719467), (49, 396441), (63, 308343), (147, 132147), (189, 102781), (441, 44049), (1323, 14683)]