18523428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20047}}^1$

素因数の和:20072

約数の個数: 48

約数和(自身を含む): 53889024

約数和(自身を除く): 35365596

約数列:

[1, 2, 3, 4, 6, 7, 11, 12, 14, 21, 22, 28, 33, 42, 44, 66, 77, 84, 132, 154, 231, 308, 462, 924, 20047, 40094, 60141, 80188, 120282, 140329, 220517, 240564, 280658, 420987, 441034, 561316, 661551, 841974, 882068, 1323102, 1543619, 1683948, 2646204, 3087238, 4630857, 6174476, 9261714, 18523428]

約数ペア:

[(1, 18523428), (2, 9261714), (3, 6174476), (4, 4630857), (6, 3087238), (7, 2646204), (11, 1683948), (12, 1543619), (14, 1323102), (21, 882068), (22, 841974), (28, 661551), (33, 561316), (42, 441034), (44, 420987), (66, 280658), (77, 240564), (84, 220517), (132, 140329), (154, 120282), (231, 80188), (308, 60141), (462, 40094), (924, 20047)]