18367818

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2683}}^1$

素因数の和:2858

約数の個数: 32

約数和(自身を含む): 42256896

約数和(自身を除く): 23889078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 2683, 3423, 5366, 6846, 8049, 16098, 18781, 37562, 56343, 112686, 437329, 874658, 1311987, 2623974, 3061303, 6122606, 9183909, 18367818]

約数ペア:

[(1, 18367818), (2, 9183909), (3, 6122606), (6, 3061303), (7, 2623974), (14, 1311987), (21, 874658), (42, 437329), (163, 112686), (326, 56343), (489, 37562), (978, 18781), (1141, 16098), (2282, 8049), (2683, 6846), (3423, 5366)]