20803426192

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{7883}}^1\times {\mathrm{8681}}^1$

素因数の和:16591

約数の個数: 40

約数和(自身を含む): 42438310560

約数和(自身を除く): 21634884368

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 7883, 8681, 15766, 17362, 31532, 34724, 63064, 69448, 126128, 138896, 149777, 164939, 299554, 329878, 599108, 659756, 1198216, 1319512, 2396432, 2639024, 68432323, 136864646, 273729292, 547458584, 1094917168, 1300214137, 2600428274, 5200856548, 10401713096, 20803426192]

約数ペア:

[(1, 20803426192), (2, 10401713096), (4, 5200856548), (8, 2600428274), (16, 1300214137), (19, 1094917168), (38, 547458584), (76, 273729292), (152, 136864646), (304, 68432323), (7883, 2639024), (8681, 2396432), (15766, 1319512), (17362, 1198216), (31532, 659756), (34724, 599108), (63064, 329878), (69448, 299554), (126128, 164939), (138896, 149777)]