16994718

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{563}}^1$

素因数の和:630

約数の個数: 64

約数和(自身を含む): 41690880

約数和(自身を除く): 24696162

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 563, 702, 774, 1118, 1126, 1161, 1677, 1689, 2322, 3354, 3378, 5031, 5067, 7319, 10062, 10134, 14638, 15093, 15201, 21957, 24209, 30186, 30402, 43914, 48418, 65871, 72627, 131742, 145254, 197613, 217881, 314717, 395226, 435762, 629434, 653643, 944151, 1307286, 1888302, 2832453, 5664906, 8497359, 16994718]

約数ペア:

[(1, 16994718), (2, 8497359), (3, 5664906), (6, 2832453), (9, 1888302), (13, 1307286), (18, 944151), (26, 653643), (27, 629434), (39, 435762), (43, 395226), (54, 314717), (78, 217881), (86, 197613), (117, 145254), (129, 131742), (234, 72627), (258, 65871), (351, 48418), (387, 43914), (559, 30402), (563, 30186), (702, 24209), (774, 21957), (1118, 15201), (1126, 15093), (1161, 14638), (1677, 10134), (1689, 10062), (2322, 7319), (3354, 5067), (3378, 5031)]