20800668

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13033}}^1$

素因数の和:13066

約数の個数: 48

約数和(自身を含む): 58392320

約数和(自身を除く): 37591652

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 42, 57, 76, 84, 114, 133, 228, 266, 399, 532, 798, 1596, 13033, 26066, 39099, 52132, 78198, 91231, 156396, 182462, 247627, 273693, 364924, 495254, 547386, 742881, 990508, 1094772, 1485762, 1733389, 2971524, 3466778, 5200167, 6933556, 10400334, 20800668]

約数ペア:

[(1, 20800668), (2, 10400334), (3, 6933556), (4, 5200167), (6, 3466778), (7, 2971524), (12, 1733389), (14, 1485762), (19, 1094772), (21, 990508), (28, 742881), (38, 547386), (42, 495254), (57, 364924), (76, 273693), (84, 247627), (114, 182462), (133, 156396), (228, 91231), (266, 78198), (399, 52132), (532, 39099), (798, 26066), (1596, 13033)]