2141886188

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{19889}}^1$

素因数の和:20034

約数の個数: 48

約数和(自身を含む): 4288284000

約数和(自身を除く): 2146397812

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 109, 218, 247, 436, 494, 988, 1417, 2071, 2834, 4142, 5668, 8284, 19889, 26923, 39778, 53846, 79556, 107692, 258557, 377891, 517114, 755782, 1034228, 1511564, 2167901, 4335802, 4912583, 8671604, 9825166, 19650332, 28182713, 41190119, 56365426, 82380238, 112730852, 164760476, 535471547, 1070943094, 2141886188]

約数ペア:

[(1, 2141886188), (2, 1070943094), (4, 535471547), (13, 164760476), (19, 112730852), (26, 82380238), (38, 56365426), (52, 41190119), (76, 28182713), (109, 19650332), (218, 9825166), (247, 8671604), (436, 4912583), (494, 4335802), (988, 2167901), (1417, 1511564), (2071, 1034228), (2834, 755782), (4142, 517114), (5668, 377891), (8284, 258557), (19889, 107692), (26923, 79556), (39778, 53846)]