20049516

素因数分解:

$2^2\times 3^2\times {\mathrm{556931}}^1$

素因数の和:556941

約数の個数: 18

約数和(自身を含む): 50680812

約数和(自身を除く): 30631296

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 556931, 1113862, 1670793, 2227724, 3341586, 5012379, 6683172, 10024758, 20049516]

約数ペア:

[(1, 20049516), (2, 10024758), (3, 6683172), (4, 5012379), (6, 3341586), (9, 2227724), (12, 1670793), (18, 1113862), (36, 556931)]