20737094

素因数分解:

$2^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:122

約数の個数: 64

約数和(自身を含む): 40128000

約数和(自身を除く): 19390906

約数列:

[1, 2, 7, 14, 19, 37, 38, 43, 49, 74, 86, 98, 133, 259, 266, 301, 343, 518, 602, 686, 703, 817, 931, 1406, 1591, 1634, 1813, 1862, 2107, 3182, 3626, 4214, 4921, 5719, 6517, 9842, 11137, 11438, 12691, 13034, 14749, 22274, 25382, 29498, 30229, 34447, 40033, 60458, 68894, 77959, 80066, 155918, 211603, 241129, 280231, 423206, 482258, 545713, 560462, 1091426, 1481221, 2962442, 10368547, 20737094]

約数ペア:

[(1, 20737094), (2, 10368547), (7, 2962442), (14, 1481221), (19, 1091426), (37, 560462), (38, 545713), (43, 482258), (49, 423206), (74, 280231), (86, 241129), (98, 211603), (133, 155918), (259, 80066), (266, 77959), (301, 68894), (343, 60458), (518, 40033), (602, 34447), (686, 30229), (703, 29498), (817, 25382), (931, 22274), (1406, 14749), (1591, 13034), (1634, 12691), (1813, 11438), (1862, 11137), (2107, 9842), (3182, 6517), (3626, 5719), (4214, 4921)]