20395718204

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{331}}^1\times {\mathrm{3547}}^1$

素因数の和:4026

約数の個数: 48

約数和(自身を含む): 37006037376

約数和(自身を除く): 16610319172

約数列:

[1, 2, 4, 43, 86, 101, 172, 202, 331, 404, 662, 1324, 3547, 4343, 7094, 8686, 14188, 14233, 17372, 28466, 33431, 56932, 66862, 133724, 152521, 305042, 358247, 610084, 716494, 1174057, 1432988, 1437533, 2348114, 2875066, 4696228, 5750132, 15404621, 30809242, 50484451, 61618484, 100968902, 118579757, 201937804, 237159514, 474319028, 5098929551, 10197859102, 20395718204]

約数ペア:

[(1, 20395718204), (2, 10197859102), (4, 5098929551), (43, 474319028), (86, 237159514), (101, 201937804), (172, 118579757), (202, 100968902), (331, 61618484), (404, 50484451), (662, 30809242), (1324, 15404621), (3547, 5750132), (4343, 4696228), (7094, 2875066), (8686, 2348114), (14188, 1437533), (14233, 1432988), (17372, 1174057), (28466, 716494), (33431, 610084), (56932, 358247), (66862, 305042), (133724, 152521)]