19887876

素因数分解:

$2^2\times 3^3\times {\mathrm{107}}^1\times {\mathrm{1721}}^1$

素因数の和:1841

約数の個数: 48

約数和(自身を含む): 52073280

約数和(自身を除く): 32185404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 107, 108, 214, 321, 428, 642, 963, 1284, 1721, 1926, 2889, 3442, 3852, 5163, 5778, 6884, 10326, 11556, 15489, 20652, 30978, 46467, 61956, 92934, 184147, 185868, 368294, 552441, 736588, 1104882, 1657323, 2209764, 3314646, 4971969, 6629292, 9943938, 19887876]

約数ペア:

[(1, 19887876), (2, 9943938), (3, 6629292), (4, 4971969), (6, 3314646), (9, 2209764), (12, 1657323), (18, 1104882), (27, 736588), (36, 552441), (54, 368294), (107, 185868), (108, 184147), (214, 92934), (321, 61956), (428, 46467), (642, 30978), (963, 20652), (1284, 15489), (1721, 11556), (1926, 10326), (2889, 6884), (3442, 5778), (3852, 5163)]