20199863148

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{5211523}}^1$

素因数の和:5211566

約数の個数: 48

約数和(自身を含む): 52532161920

約数和(自身を除く): 32332298772

約数列:

[1, 2, 3, 4, 6, 12, 17, 19, 34, 38, 51, 57, 68, 76, 102, 114, 204, 228, 323, 646, 969, 1292, 1938, 3876, 5211523, 10423046, 15634569, 20846092, 31269138, 62538276, 88595891, 99018937, 177191782, 198037874, 265787673, 297056811, 354383564, 396075748, 531575346, 594113622, 1063150692, 1188227244, 1683321929, 3366643858, 5049965787, 6733287716, 10099931574, 20199863148]

約数ペア:

[(1, 20199863148), (2, 10099931574), (3, 6733287716), (4, 5049965787), (6, 3366643858), (12, 1683321929), (17, 1188227244), (19, 1063150692), (34, 594113622), (38, 531575346), (51, 396075748), (57, 354383564), (68, 297056811), (76, 265787673), (102, 198037874), (114, 177191782), (204, 99018937), (228, 88595891), (323, 62538276), (646, 31269138), (969, 20846092), (1292, 15634569), (1938, 10423046), (3876, 5211523)]