20398488

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{77267}}^1$

素因数の和:77287

約数の個数: 32

約数和(自身を含む): 55632960

約数和(自身を除く): 35234472

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 264, 77267, 154534, 231801, 309068, 463602, 618136, 849937, 927204, 1699874, 1854408, 2549811, 3399748, 5099622, 6799496, 10199244, 20398488]

約数ペア:

[(1, 20398488), (2, 10199244), (3, 6799496), (4, 5099622), (6, 3399748), (8, 2549811), (11, 1854408), (12, 1699874), (22, 927204), (24, 849937), (33, 618136), (44, 463602), (66, 309068), (88, 231801), (132, 154534), (264, 77267)]