20165722851

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{463}}^1\times {\mathrm{2999}}^1$

素因数の和:3615

約数の個数: 32

約数和(自身を含む): 27795456000

約数和(自身を除く): 7629733149

約数列:

[1, 3, 47, 103, 141, 309, 463, 1389, 2999, 4841, 8997, 14523, 21761, 47689, 65283, 140953, 143067, 308897, 422859, 926691, 1388537, 2241383, 4165611, 6724149, 14518159, 43554477, 65261239, 143019311, 195783717, 429057933, 6721907617, 20165722851]

約数ペア:

[(1, 20165722851), (3, 6721907617), (47, 429057933), (103, 195783717), (141, 143019311), (309, 65261239), (463, 43554477), (1389, 14518159), (2999, 6724149), (4841, 4165611), (8997, 2241383), (14523, 1388537), (21761, 926691), (47689, 422859), (65283, 308897), (140953, 143067)]