19733001

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{97}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 28976640

約数和(自身を除く): 9243639

約数列:

[1, 3, 19, 43, 57, 83, 97, 129, 249, 291, 817, 1577, 1843, 2451, 3569, 4171, 4731, 5529, 8051, 10707, 12513, 24153, 67811, 79249, 152969, 203433, 237747, 346193, 458907, 1038579, 6577667, 19733001]

約数ペア:

[(1, 19733001), (3, 6577667), (19, 1038579), (43, 458907), (57, 346193), (83, 237747), (97, 203433), (129, 152969), (249, 79249), (291, 67811), (817, 24153), (1577, 12513), (1843, 10707), (2451, 8051), (3569, 5529), (4171, 4731)]