20885316

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2767}}^1$

素因数の和:2828

約数の個数: 48

約数和(自身を含む): 53012736

約数和(自身を除く): 32127420

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 37, 51, 68, 74, 102, 111, 148, 204, 222, 444, 629, 1258, 1887, 2516, 2767, 3774, 5534, 7548, 8301, 11068, 16602, 33204, 47039, 94078, 102379, 141117, 188156, 204758, 282234, 307137, 409516, 564468, 614274, 1228548, 1740443, 3480886, 5221329, 6961772, 10442658, 20885316]

約数ペア:

[(1, 20885316), (2, 10442658), (3, 6961772), (4, 5221329), (6, 3480886), (12, 1740443), (17, 1228548), (34, 614274), (37, 564468), (51, 409516), (68, 307137), (74, 282234), (102, 204758), (111, 188156), (148, 141117), (204, 102379), (222, 94078), (444, 47039), (629, 33204), (1258, 16602), (1887, 11068), (2516, 8301), (2767, 7548), (3774, 5534)]