20542852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{863}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 39336192

約数和(自身を除く): 18793340

約数列:

[1, 2, 4, 11, 22, 44, 541, 863, 1082, 1726, 2164, 3452, 5951, 9493, 11902, 18986, 23804, 37972, 466883, 933766, 1867532, 5135713, 10271426, 20542852]

約数ペア:

[(1, 20542852), (2, 10271426), (4, 5135713), (11, 1867532), (22, 933766), (44, 466883), (541, 37972), (863, 23804), (1082, 18986), (1726, 11902), (2164, 9493), (3452, 5951)]