2161570492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{239}}^1\times {\mathrm{2017}}^1$

素因数の和:2338

約数の個数: 48

約数和(自身を含む): 4068288000

約数和(自身を除く): 1906717508

約数列:

[1, 2, 4, 19, 38, 59, 76, 118, 236, 239, 478, 956, 1121, 2017, 2242, 4034, 4484, 4541, 8068, 9082, 14101, 18164, 28202, 38323, 56404, 76646, 119003, 153292, 238006, 267919, 476012, 482063, 535838, 964126, 1071676, 1928252, 2261057, 4522114, 9044228, 9159197, 18318394, 28441717, 36636788, 56883434, 113766868, 540392623, 1080785246, 2161570492]

約数ペア:

[(1, 2161570492), (2, 1080785246), (4, 540392623), (19, 113766868), (38, 56883434), (59, 36636788), (76, 28441717), (118, 18318394), (236, 9159197), (239, 9044228), (478, 4522114), (956, 2261057), (1121, 1928252), (2017, 1071676), (2242, 964126), (4034, 535838), (4484, 482063), (4541, 476012), (8068, 267919), (9082, 238006), (14101, 153292), (18164, 119003), (28202, 76646), (38323, 56404)]