18520086

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{283}}^1\times {\mathrm{839}}^1$

素因数の和:1140

約数の個数: 32

約数和(自身を含む): 40078080

約数和(自身を除く): 21557994

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 283, 566, 839, 849, 1678, 1698, 2517, 3679, 5034, 7358, 10907, 11037, 21814, 22074, 32721, 65442, 237437, 474874, 712311, 1424622, 3086681, 6173362, 9260043, 18520086]

約数ペア:

[(1, 18520086), (2, 9260043), (3, 6173362), (6, 3086681), (13, 1424622), (26, 712311), (39, 474874), (78, 237437), (283, 65442), (566, 32721), (839, 22074), (849, 21814), (1678, 11037), (1698, 10907), (2517, 7358), (3679, 5034)]