19836474

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{619}}^1$

素因数の和:747

約数の個数: 48

約数和(自身を含む): 46648800

約数和(自身を除く): 26812326

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 109, 147, 218, 294, 327, 619, 654, 763, 1238, 1526, 1857, 2289, 3714, 4333, 4578, 5341, 8666, 10682, 12999, 16023, 25998, 30331, 32046, 60662, 67471, 90993, 134942, 181986, 202413, 404826, 472297, 944594, 1416891, 2833782, 3306079, 6612158, 9918237, 19836474]

約数ペア:

[(1, 19836474), (2, 9918237), (3, 6612158), (6, 3306079), (7, 2833782), (14, 1416891), (21, 944594), (42, 472297), (49, 404826), (98, 202413), (109, 181986), (147, 134942), (218, 90993), (294, 67471), (327, 60662), (619, 32046), (654, 30331), (763, 25998), (1238, 16023), (1526, 12999), (1857, 10682), (2289, 8666), (3714, 5341), (4333, 4578)]