20113465

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{5503}}^1$

素因数の和:5568

約数の個数: 16

約数和(自身を含む): 26155008

約数和(自身を除く): 6041543

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 5503, 27515, 93551, 236629, 467755, 1183145, 4022693, 20113465]

約数ペア:

[(1, 20113465), (5, 4022693), (17, 1183145), (43, 467755), (85, 236629), (215, 93551), (731, 27515), (3655, 5503)]