2019445687

素因数分解:

$7^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1129}}^1$

素因数の和:1327

約数の個数: 32

約数和(自身を含む): 2421273600

約数和(自身を除く): 401827913

約数列:

[1, 7, 59, 61, 71, 413, 427, 497, 1129, 3599, 4189, 4331, 7903, 25193, 29323, 30317, 66611, 68869, 80159, 255529, 466277, 482083, 561113, 1788703, 4063271, 4729381, 4889699, 28442897, 33105667, 34227893, 288492241, 2019445687]

約数ペア:

[(1, 2019445687), (7, 288492241), (59, 34227893), (61, 33105667), (71, 28442897), (413, 4889699), (427, 4729381), (497, 4063271), (1129, 1788703), (3599, 561113), (4189, 482083), (4331, 466277), (7903, 255529), (25193, 80159), (29323, 68869), (30317, 66611)]