20199721244

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{136484603}}^1$

素因数の和:136484644

約数の個数: 12

約数和(自身を含む): 36304904664

約数和(自身を除く): 16105183420

約数列:

[1, 2, 4, 37, 74, 148, 136484603, 272969206, 545938412, 5049930311, 10099860622, 20199721244]

約数ペア:

[(1, 20199721244), (2, 10099860622), (4, 5049930311), (37, 545938412), (74, 272969206), (148, 136484603)]