20025288

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{7517}}^1$

素因数の和:7566

約数の個数: 48

約数和(自身を含む): 55708380

約数和(自身を除く): 35683092

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 333, 444, 666, 888, 1332, 2664, 7517, 15034, 22551, 30068, 45102, 60136, 67653, 90204, 135306, 180408, 270612, 278129, 541224, 556258, 834387, 1112516, 1668774, 2225032, 2503161, 3337548, 5006322, 6675096, 10012644, 20025288]

約数ペア:

[(1, 20025288), (2, 10012644), (3, 6675096), (4, 5006322), (6, 3337548), (8, 2503161), (9, 2225032), (12, 1668774), (18, 1112516), (24, 834387), (36, 556258), (37, 541224), (72, 278129), (74, 270612), (111, 180408), (148, 135306), (222, 90204), (296, 67653), (333, 60136), (444, 45102), (666, 30068), (888, 22551), (1332, 15034), (2664, 7517)]