20208628

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1051}}^1$

素因数の和:1108

約数の個数: 48

約数和(自身を含む): 42416640

約数和(自身を除く): 22208012

約数列:

[1, 2, 4, 11, 19, 22, 23, 38, 44, 46, 76, 92, 209, 253, 418, 437, 506, 836, 874, 1012, 1051, 1748, 2102, 4204, 4807, 9614, 11561, 19228, 19969, 23122, 24173, 39938, 46244, 48346, 79876, 96692, 219659, 265903, 439318, 459287, 531806, 878636, 918574, 1063612, 1837148, 5052157, 10104314, 20208628]

約数ペア:

[(1, 20208628), (2, 10104314), (4, 5052157), (11, 1837148), (19, 1063612), (22, 918574), (23, 878636), (38, 531806), (44, 459287), (46, 439318), (76, 265903), (92, 219659), (209, 96692), (253, 79876), (418, 48346), (437, 46244), (506, 39938), (836, 24173), (874, 23122), (1012, 19969), (1051, 19228), (1748, 11561), (2102, 9614), (4204, 4807)]