20269264

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{15263}}^1$

素因数の和:15354

約数の個数: 20

約数和(自身を含む): 39747456

約数和(自身を除く): 19478192

約数列:

[1, 2, 4, 8, 16, 83, 166, 332, 664, 1328, 15263, 30526, 61052, 122104, 244208, 1266829, 2533658, 5067316, 10134632, 20269264]

約数ペア:

[(1, 20269264), (2, 10134632), (4, 5067316), (8, 2533658), (16, 1266829), (83, 244208), (166, 122104), (332, 61052), (664, 30526), (1328, 15263)]