20772492

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{133157}}^1$

素因数の和:133177

約数の個数: 24

約数和(自身を含む): 52197936

約数和(自身を除く): 31425444

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 133157, 266314, 399471, 532628, 798942, 1597884, 1731041, 3462082, 5193123, 6924164, 10386246, 20772492]

約数ペア:

[(1, 20772492), (2, 10386246), (3, 6924164), (4, 5193123), (6, 3462082), (12, 1731041), (13, 1597884), (26, 798942), (39, 532628), (52, 399471), (78, 266314), (156, 133157)]