20175066485

素因数分解:

$5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{709}}^1\times {\mathrm{4127}}^1$

素因数の和:5045

約数の個数: 32

約数和(自身を含む): 27855083520

約数和(自身を除く): 7680017035

約数列:

[1, 5, 7, 35, 197, 709, 985, 1379, 3545, 4127, 4963, 6895, 20635, 24815, 28889, 139673, 144445, 698365, 813019, 977711, 2926043, 4065095, 4888555, 5691133, 14630215, 20482301, 28455665, 102411505, 576430471, 2882152355, 4035013297, 20175066485]

約数ペア:

[(1, 20175066485), (5, 4035013297), (7, 2882152355), (35, 576430471), (197, 102411505), (709, 28455665), (985, 20482301), (1379, 14630215), (3545, 5691133), (4127, 4888555), (4963, 4065095), (6895, 2926043), (20635, 977711), (24815, 813019), (28889, 698365), (139673, 144445)]