18620994

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3491}}^1$

素因数の和:3630

約数の個数: 32

約数和(自身を含む): 42909696

約数和(自身を除く): 24288702

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 127, 254, 381, 762, 889, 1778, 2667, 3491, 5334, 6982, 10473, 20946, 24437, 48874, 73311, 146622, 443357, 886714, 1330071, 2660142, 3103499, 6206998, 9310497, 18620994]

約数ペア:

[(1, 18620994), (2, 9310497), (3, 6206998), (6, 3103499), (7, 2660142), (14, 1330071), (21, 886714), (42, 443357), (127, 146622), (254, 73311), (381, 48874), (762, 24437), (889, 20946), (1778, 10473), (2667, 6982), (3491, 5334)]