18040069355

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2903}}^1\times {\mathrm{16141}}^1$

素因数の和:19067

約数の個数: 32

約数和(自身を含む): 27000787968

約数和(自身を除く): 8960718613

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 2903, 14515, 16141, 20321, 31933, 80705, 101605, 112987, 159665, 177551, 223531, 564935, 887755, 1117655, 1242857, 6214285, 46857323, 234286615, 328001261, 515430553, 1640006305, 2577152765, 3608013871, 18040069355]

約数ペア:

[(1, 18040069355), (5, 3608013871), (7, 2577152765), (11, 1640006305), (35, 515430553), (55, 328001261), (77, 234286615), (385, 46857323), (2903, 6214285), (14515, 1242857), (16141, 1117655), (20321, 887755), (31933, 564935), (80705, 223531), (101605, 177551), (112987, 159665)]