20506584

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3299}}^1$

素因数の和:3352

約数の個数: 64

約数和(自身を含む): 60192000

約数和(自身を除く): 39685416

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 37, 42, 56, 74, 84, 111, 148, 168, 222, 259, 296, 444, 518, 777, 888, 1036, 1554, 2072, 3108, 3299, 6216, 6598, 9897, 13196, 19794, 23093, 26392, 39588, 46186, 69279, 79176, 92372, 122063, 138558, 184744, 244126, 277116, 366189, 488252, 554232, 732378, 854441, 976504, 1464756, 1708882, 2563323, 2929512, 3417764, 5126646, 6835528, 10253292, 20506584]

約数ペア:

[(1, 20506584), (2, 10253292), (3, 6835528), (4, 5126646), (6, 3417764), (7, 2929512), (8, 2563323), (12, 1708882), (14, 1464756), (21, 976504), (24, 854441), (28, 732378), (37, 554232), (42, 488252), (56, 366189), (74, 277116), (84, 244126), (111, 184744), (148, 138558), (168, 122063), (222, 92372), (259, 79176), (296, 69279), (444, 46186), (518, 39588), (777, 26392), (888, 23093), (1036, 19794), (1554, 13196), (2072, 9897), (3108, 6598), (3299, 6216)]