18220554

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4001}}^1$

素因数の和:4043

約数の個数: 48

約数和(自身を含む): 44950464

約数和(自身を除く): 26729910

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 23, 33, 46, 66, 69, 99, 138, 198, 207, 253, 414, 506, 759, 1518, 2277, 4001, 4554, 8002, 12003, 24006, 36009, 44011, 72018, 88022, 92023, 132033, 184046, 264066, 276069, 396099, 552138, 792198, 828207, 1012253, 1656414, 2024506, 3036759, 6073518, 9110277, 18220554]

約数ペア:

[(1, 18220554), (2, 9110277), (3, 6073518), (6, 3036759), (9, 2024506), (11, 1656414), (18, 1012253), (22, 828207), (23, 792198), (33, 552138), (46, 396099), (66, 276069), (69, 264066), (99, 184046), (138, 132033), (198, 92023), (207, 88022), (253, 72018), (414, 44011), (506, 36009), (759, 24006), (1518, 12003), (2277, 8002), (4001, 4554)]