20807754

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{315269}}^1$

素因数の和:315285

約数の個数: 16

約数和(自身を含む): 45398880

約数和(自身を除く): 24591126

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 315269, 630538, 945807, 1891614, 3467959, 6935918, 10403877, 20807754]

約数ペア:

[(1, 20807754), (2, 10403877), (3, 6935918), (6, 3467959), (11, 1891614), (22, 945807), (33, 630538), (66, 315269)]