20756439

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{4111}}^1$

素因数の和:4148

約数の個数: 32

約数和(自身を含む): 35527680

約数和(自身を除く): 14771241

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 99, 153, 187, 297, 459, 561, 1683, 4111, 5049, 12333, 36999, 45221, 69887, 110997, 135663, 209661, 406989, 628983, 768757, 1220967, 1886949, 2306271, 6918813, 20756439]

約数ペア:

[(1, 20756439), (3, 6918813), (9, 2306271), (11, 1886949), (17, 1220967), (27, 768757), (33, 628983), (51, 406989), (99, 209661), (153, 135663), (187, 110997), (297, 69887), (459, 45221), (561, 36999), (1683, 12333), (4111, 5049)]