18680232

素因数分解:

$2^3\times 3^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{787}}^1$

素因数の和:862

約数の個数: 64

約数和(自身を含む): 49927680

約数和(自身を除く): 31247448

約数列:

[1, 2, 3, 4, 6, 8, 12, 23, 24, 43, 46, 69, 86, 92, 129, 138, 172, 184, 258, 276, 344, 516, 552, 787, 989, 1032, 1574, 1978, 2361, 2967, 3148, 3956, 4722, 5934, 6296, 7912, 9444, 11868, 18101, 18888, 23736, 33841, 36202, 54303, 67682, 72404, 101523, 108606, 135364, 144808, 203046, 217212, 270728, 406092, 434424, 778343, 812184, 1556686, 2335029, 3113372, 4670058, 6226744, 9340116, 18680232]

約数ペア:

[(1, 18680232), (2, 9340116), (3, 6226744), (4, 4670058), (6, 3113372), (8, 2335029), (12, 1556686), (23, 812184), (24, 778343), (43, 434424), (46, 406092), (69, 270728), (86, 217212), (92, 203046), (129, 144808), (138, 135364), (172, 108606), (184, 101523), (258, 72404), (276, 67682), (344, 54303), (516, 36202), (552, 33841), (787, 23736), (989, 18888), (1032, 18101), (1574, 11868), (1978, 9444), (2361, 7912), (2967, 6296), (3148, 5934), (3956, 4722)]