20902424

素因数分解:

$2^3\times {\mathrm{1289}}^1\times {\mathrm{2027}}^1$

素因数の和:3322

約数の個数: 16

約数和(自身を含む): 39241800

約数和(自身を除く): 18339376

約数列:

[1, 2, 4, 8, 1289, 2027, 2578, 4054, 5156, 8108, 10312, 16216, 2612803, 5225606, 10451212, 20902424]

約数ペア:

[(1, 20902424), (2, 10451212), (4, 5225606), (8, 2612803), (1289, 16216), (2027, 10312), (2578, 8108), (4054, 5156)]