2018953881

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{2593}}^1$

素因数の和:3350

約数の個数: 48

約数和(自身を含む): 3535144704

約数和(自身を除く): 1516190823

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 357, 727, 1071, 2181, 2593, 5089, 6543, 7779, 12359, 15267, 18151, 23337, 37077, 44081, 45801, 54453, 86513, 111231, 132243, 163359, 259539, 308567, 396729, 778617, 925701, 1885111, 2777103, 5655333, 13195777, 16965999, 32046887, 39587331, 96140661, 118761993, 224328209, 288421983, 672984627, 2018953881]

約数ペア:

[(1, 2018953881), (3, 672984627), (7, 288421983), (9, 224328209), (17, 118761993), (21, 96140661), (51, 39587331), (63, 32046887), (119, 16965999), (153, 13195777), (357, 5655333), (727, 2777103), (1071, 1885111), (2181, 925701), (2593, 778617), (5089, 396729), (6543, 308567), (7779, 259539), (12359, 163359), (15267, 132243), (18151, 111231), (23337, 86513), (37077, 54453), (44081, 45801)]