20685390

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62683}}^1$

素因数の和:62704

約数の個数: 32

約数和(自身を含む): 54158976

約数和(自身を除く): 33473586

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 62683, 125366, 188049, 313415, 376098, 626830, 689513, 940245, 1379026, 1880490, 2068539, 3447565, 4137078, 6895130, 10342695, 20685390]

約数ペア:

[(1, 20685390), (2, 10342695), (3, 6895130), (5, 4137078), (6, 3447565), (10, 2068539), (11, 1880490), (15, 1379026), (22, 940245), (30, 689513), (33, 626830), (55, 376098), (66, 313415), (110, 188049), (165, 125366), (330, 62683)]