19783053

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:194

約数の個数: 48

約数和(自身を含む): 32288256

約数和(自身を除く): 12505203

約数列:

[1, 3, 9, 17, 31, 43, 51, 93, 97, 129, 153, 279, 291, 387, 527, 731, 873, 1333, 1581, 1649, 2193, 3007, 3999, 4171, 4743, 4947, 6579, 9021, 11997, 12513, 14841, 22661, 27063, 37539, 51119, 67983, 70907, 129301, 153357, 203949, 212721, 387903, 460071, 638163, 1163709, 2198117, 6594351, 19783053]

約数ペア:

[(1, 19783053), (3, 6594351), (9, 2198117), (17, 1163709), (31, 638163), (43, 460071), (51, 387903), (93, 212721), (97, 203949), (129, 153357), (153, 129301), (279, 70907), (291, 67983), (387, 51119), (527, 37539), (731, 27063), (873, 22661), (1333, 14841), (1581, 12513), (1649, 11997), (2193, 9021), (3007, 6579), (3999, 4947), (4171, 4743)]