18549687

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1$

素因数の和:343

約数の個数: 32

約数和(自身を含む): 28026880

約数和(自身を除く): 9477193

約数列:

[1, 3, 13, 31, 39, 67, 93, 201, 229, 403, 687, 871, 1209, 2077, 2613, 2977, 6231, 7099, 8931, 15343, 21297, 27001, 46029, 81003, 92287, 199459, 276861, 475633, 598377, 1426899, 6183229, 18549687]

約数ペア:

[(1, 18549687), (3, 6183229), (13, 1426899), (31, 598377), (39, 475633), (67, 276861), (93, 199459), (201, 92287), (229, 81003), (403, 46029), (687, 27001), (871, 21297), (1209, 15343), (2077, 8931), (2613, 7099), (2977, 6231)]