18785016

素因数分解:

$2^3\times 3^2\times {\mathrm{139}}^1\times {\mathrm{1877}}^1$

素因数の和:2028

約数の個数: 48

約数和(自身を含む): 51269400

約数和(自身を除く): 32484384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 139, 278, 417, 556, 834, 1112, 1251, 1668, 1877, 2502, 3336, 3754, 5004, 5631, 7508, 10008, 11262, 15016, 16893, 22524, 33786, 45048, 67572, 135144, 260903, 521806, 782709, 1043612, 1565418, 2087224, 2348127, 3130836, 4696254, 6261672, 9392508, 18785016]

約数ペア:

[(1, 18785016), (2, 9392508), (3, 6261672), (4, 4696254), (6, 3130836), (8, 2348127), (9, 2087224), (12, 1565418), (18, 1043612), (24, 782709), (36, 521806), (72, 260903), (139, 135144), (278, 67572), (417, 45048), (556, 33786), (834, 22524), (1112, 16893), (1251, 15016), (1668, 11262), (1877, 10008), (2502, 7508), (3336, 5631), (3754, 5004)]