20208592

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:583

約数の個数: 40

約数和(自身を含む): 41013000

約数和(自身を除く): 20804408

約数列:

[1, 2, 4, 8, 16, 29, 58, 97, 116, 194, 232, 388, 449, 464, 776, 898, 1552, 1796, 2813, 3592, 5626, 7184, 11252, 13021, 22504, 26042, 43553, 45008, 52084, 87106, 104168, 174212, 208336, 348424, 696848, 1263037, 2526074, 5052148, 10104296, 20208592]

約数ペア:

[(1, 20208592), (2, 10104296), (4, 5052148), (8, 2526074), (16, 1263037), (29, 696848), (58, 348424), (97, 208336), (116, 174212), (194, 104168), (232, 87106), (388, 52084), (449, 45008), (464, 43553), (776, 26042), (898, 22504), (1552, 13021), (1796, 11252), (2813, 7184), (3592, 5626)]