20208672

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{6379}}^1$

素因数の和:6406

約数の個数: 72

約数和(自身を含む): 62702640

約数和(自身を除く): 42493968

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 176, 198, 264, 288, 352, 396, 528, 792, 1056, 1584, 3168, 6379, 12758, 19137, 25516, 38274, 51032, 57411, 70169, 76548, 102064, 114822, 140338, 153096, 204128, 210507, 229644, 280676, 306192, 421014, 459288, 561352, 612384, 631521, 842028, 918576, 1122704, 1263042, 1684056, 1837152, 2245408, 2526084, 3368112, 5052168, 6736224, 10104336, 20208672]

約数ペア:

[(1, 20208672), (2, 10104336), (3, 6736224), (4, 5052168), (6, 3368112), (8, 2526084), (9, 2245408), (11, 1837152), (12, 1684056), (16, 1263042), (18, 1122704), (22, 918576), (24, 842028), (32, 631521), (33, 612384), (36, 561352), (44, 459288), (48, 421014), (66, 306192), (72, 280676), (88, 229644), (96, 210507), (99, 204128), (132, 153096), (144, 140338), (176, 114822), (198, 102064), (264, 76548), (288, 70169), (352, 57411), (396, 51032), (528, 38274), (792, 25516), (1056, 19137), (1584, 12758), (3168, 6379)]