2017997968

素因数分解:

$2^4\times 7^3\times {\mathrm{367711}}^1$

素因数の和:367740

約数の個数: 40

約数和(自身を含む): 4559628800

約数和(自身を除く): 2541630832

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 367711, 735422, 1470844, 2573977, 2941688, 5147954, 5883376, 10295908, 18017839, 20591816, 36035678, 41183632, 72071356, 126124873, 144142712, 252249746, 288285424, 504499492, 1008998984, 2017997968]

約数ペア:

[(1, 2017997968), (2, 1008998984), (4, 504499492), (7, 288285424), (8, 252249746), (14, 144142712), (16, 126124873), (28, 72071356), (49, 41183632), (56, 36035678), (98, 20591816), (112, 18017839), (196, 10295908), (343, 5883376), (392, 5147954), (686, 2941688), (784, 2573977), (1372, 1470844), (2744, 735422), (5488, 367711)]