20355252

素因数分解:

$2^2\times 3^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1\times {\mathrm{191}}^1$

素因数の和:388

約数の個数: 48

約数和(自身を含む): 48771072

約数和(自身を除く): 28415820

約数列:

[1, 2, 3, 4, 6, 12, 83, 107, 166, 191, 214, 249, 321, 332, 382, 428, 498, 573, 642, 764, 996, 1146, 1284, 2292, 8881, 15853, 17762, 20437, 26643, 31706, 35524, 40874, 47559, 53286, 61311, 63412, 81748, 95118, 106572, 122622, 190236, 245244, 1696271, 3392542, 5088813, 6785084, 10177626, 20355252]

約数ペア:

[(1, 20355252), (2, 10177626), (3, 6785084), (4, 5088813), (6, 3392542), (12, 1696271), (83, 245244), (107, 190236), (166, 122622), (191, 106572), (214, 95118), (249, 81748), (321, 63412), (332, 61311), (382, 53286), (428, 47559), (498, 40874), (573, 35524), (642, 31706), (764, 26643), (996, 20437), (1146, 17762), (1284, 15853), (2292, 8881)]