2018654127

素因数分解:

$3^2\times 7^3\times {\mathrm{29}}^1\times {\mathrm{22549}}^1$

素因数の和:22605

約数の個数: 48

約数和(自身を含む): 3517800000

約数和(自身を除く): 1499145873

約数列:

[1, 3, 7, 9, 21, 29, 49, 63, 87, 147, 203, 261, 343, 441, 609, 1029, 1421, 1827, 3087, 4263, 9947, 12789, 22549, 29841, 67647, 89523, 157843, 202941, 473529, 653921, 1104901, 1420587, 1961763, 3314703, 4577447, 5885289, 7734307, 9944109, 13732341, 23202921, 32042129, 41197023, 69608763, 96126387, 224294903, 288379161, 672884709, 2018654127]

約数ペア:

[(1, 2018654127), (3, 672884709), (7, 288379161), (9, 224294903), (21, 96126387), (29, 69608763), (49, 41197023), (63, 32042129), (87, 23202921), (147, 13732341), (203, 9944109), (261, 7734307), (343, 5885289), (441, 4577447), (609, 3314703), (1029, 1961763), (1421, 1420587), (1827, 1104901), (3087, 653921), (4263, 473529), (9947, 202941), (12789, 157843), (22549, 89523), (29841, 67647)]