20197820934

素因数分解:

$2^1\times 3^4\times {\mathrm{1559}}^1\times {\mathrm{79973}}^1$

素因数の和:81546

約数の個数: 40

約数和(自身を含む): 45287676720

約数和(自身を除く): 25089855786

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 1559, 3118, 4677, 9354, 14031, 28062, 42093, 79973, 84186, 126279, 159946, 239919, 252558, 479838, 719757, 1439514, 2159271, 4318542, 6477813, 12955626, 124677907, 249355814, 374033721, 748067442, 1122101163, 2244202326, 3366303489, 6732606978, 10098910467, 20197820934]

約数ペア:

[(1, 20197820934), (2, 10098910467), (3, 6732606978), (6, 3366303489), (9, 2244202326), (18, 1122101163), (27, 748067442), (54, 374033721), (81, 249355814), (162, 124677907), (1559, 12955626), (3118, 6477813), (4677, 4318542), (9354, 2159271), (14031, 1439514), (28062, 719757), (42093, 479838), (79973, 252558), (84186, 239919), (126279, 159946)]