20269755

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{40949}}^1$

素因数の和:40971

約数の個数: 24

約数和(自身を含む): 38329200

約数和(自身を除く): 18059445

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 40949, 122847, 204745, 368541, 450439, 614235, 1351317, 1842705, 2252195, 4053951, 6756585, 20269755]

約数ペア:

[(1, 20269755), (3, 6756585), (5, 4053951), (9, 2252195), (11, 1842705), (15, 1351317), (33, 614235), (45, 450439), (55, 368541), (99, 204745), (165, 122847), (495, 40949)]