19446021

素因数分解:

$3^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{3319}}^1$

素因数の和:3366

約数の個数: 32

約数和(自身を含む): 33996800

約数和(自身を除く): 14550779

約数列:

[1, 3, 7, 9, 21, 27, 31, 63, 93, 189, 217, 279, 651, 837, 1953, 3319, 5859, 9957, 23233, 29871, 69699, 89613, 102889, 209097, 308667, 627291, 720223, 926001, 2160669, 2778003, 6482007, 19446021]

約数ペア:

[(1, 19446021), (3, 6482007), (7, 2778003), (9, 2160669), (21, 926001), (27, 720223), (31, 627291), (63, 308667), (93, 209097), (189, 102889), (217, 89613), (279, 69699), (651, 29871), (837, 23233), (1953, 9957), (3319, 5859)]