20717554

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:810

約数の個数: 32

約数和(自身を含む): 36904896

約数和(自身を除く): 16187342

約数列:

[1, 2, 11, 13, 22, 26, 107, 143, 214, 286, 677, 1177, 1354, 1391, 2354, 2782, 7447, 8801, 14894, 15301, 17602, 30602, 72439, 96811, 144878, 193622, 796829, 941707, 1593658, 1883414, 10358777, 20717554]

約数ペア:

[(1, 20717554), (2, 10358777), (11, 1883414), (13, 1593658), (22, 941707), (26, 796829), (107, 193622), (143, 144878), (214, 96811), (286, 72439), (677, 30602), (1177, 17602), (1354, 15301), (1391, 14894), (2354, 8801), (2782, 7447)]