1994403761

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{2083}}^1$

素因数の和:2445

約数の個数: 32

約数和(自身を含む): 2512803840

約数和(自身を除く): 518400079

約数列:

[1, 7, 19, 23, 133, 161, 313, 437, 2083, 2191, 3059, 5947, 7199, 14581, 39577, 41629, 47909, 50393, 136781, 277039, 335363, 651979, 910271, 957467, 4563853, 6371897, 12387601, 14995517, 86713207, 104968619, 284914823, 1994403761]

約数ペア:

[(1, 1994403761), (7, 284914823), (19, 104968619), (23, 86713207), (133, 14995517), (161, 12387601), (313, 6371897), (437, 4563853), (2083, 957467), (2191, 910271), (3059, 651979), (5947, 335363), (7199, 277039), (14581, 136781), (39577, 50393), (41629, 47909)]