20614328

素因数分解:

$2^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{9949}}^1$

素因数の和:9999

約数の個数: 32

約数和(自身を含む): 45372000

約数和(自身を除く): 24757672

約数列:

[1, 2, 4, 7, 8, 14, 28, 37, 56, 74, 148, 259, 296, 518, 1036, 2072, 9949, 19898, 39796, 69643, 79592, 139286, 278572, 368113, 557144, 736226, 1472452, 2576791, 2944904, 5153582, 10307164, 20614328]

約数ペア:

[(1, 20614328), (2, 10307164), (4, 5153582), (7, 2944904), (8, 2576791), (14, 1472452), (28, 736226), (37, 557144), (56, 368113), (74, 278572), (148, 139286), (259, 79592), (296, 69643), (518, 39796), (1036, 19898), (2072, 9949)]