2019975507

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{173}}^1\times {\mathrm{1999}}^1$

素因数の和:2248

約数の個数: 48

約数和(自身を含む): 3257280000

約数和(自身を除く): 1237304493

約数列:

[1, 3, 9, 11, 33, 59, 99, 173, 177, 519, 531, 649, 1557, 1903, 1947, 1999, 5709, 5841, 5997, 10207, 17127, 17991, 21989, 30621, 65967, 91863, 112277, 117941, 197901, 336831, 345827, 353823, 1010493, 1037481, 1061469, 1297351, 3112443, 3804097, 3892053, 11412291, 11676159, 20403793, 34236873, 61211379, 183634137, 224441723, 673325169, 2019975507]

約数ペア:

[(1, 2019975507), (3, 673325169), (9, 224441723), (11, 183634137), (33, 61211379), (59, 34236873), (99, 20403793), (173, 11676159), (177, 11412291), (519, 3892053), (531, 3804097), (649, 3112443), (1557, 1297351), (1903, 1061469), (1947, 1037481), (1999, 1010493), (5709, 353823), (5841, 345827), (5997, 336831), (10207, 197901), (17127, 117941), (17991, 112277), (21989, 91863), (30621, 65967)]