20187496

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9743}}^1$

素因数の和:9793

約数の個数: 32

約数和(自身を含む): 44432640

約数和(自身を除く): 24245144

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 9743, 19486, 38972, 68201, 77944, 136402, 272804, 360491, 545608, 720982, 1441964, 2523437, 2883928, 5046874, 10093748, 20187496]

約数ペア:

[(1, 20187496), (2, 10093748), (4, 5046874), (7, 2883928), (8, 2523437), (14, 1441964), (28, 720982), (37, 545608), (56, 360491), (74, 272804), (148, 136402), (259, 77944), (296, 68201), (518, 38972), (1036, 19486), (2072, 9743)]