16668414

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{503}}^1$

素因数の和:781

約数の個数: 48

約数和(自身を含む): 41513472

約数和(自身を除く): 24845058

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 263, 503, 526, 789, 1006, 1509, 1578, 1841, 2367, 3018, 3521, 3682, 4527, 4734, 5523, 7042, 9054, 10563, 11046, 16569, 21126, 31689, 33138, 63378, 132289, 264578, 396867, 793734, 926023, 1190601, 1852046, 2381202, 2778069, 5556138, 8334207, 16668414]

約数ペア:

[(1, 16668414), (2, 8334207), (3, 5556138), (6, 2778069), (7, 2381202), (9, 1852046), (14, 1190601), (18, 926023), (21, 793734), (42, 396867), (63, 264578), (126, 132289), (263, 63378), (503, 33138), (526, 31689), (789, 21126), (1006, 16569), (1509, 11046), (1578, 10563), (1841, 9054), (2367, 7042), (3018, 5523), (3521, 4734), (3682, 4527)]