2018047647

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{547}}^1\times {\mathrm{15971}}^1$

素因数の和:16539

約数の個数: 32

約数和(自身を含む): 3361019904

約数和(自身を除く): 1342972257

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 547, 1641, 3829, 6017, 11487, 15971, 18051, 42119, 47913, 111797, 126357, 175681, 335391, 527043, 1229767, 3689301, 8736137, 26208411, 61152959, 96097507, 183458877, 288292521, 672682549, 2018047647]

約数ペア:

[(1, 2018047647), (3, 672682549), (7, 288292521), (11, 183458877), (21, 96097507), (33, 61152959), (77, 26208411), (231, 8736137), (547, 3689301), (1641, 1229767), (3829, 527043), (6017, 335391), (11487, 175681), (15971, 126357), (18051, 111797), (42119, 47913)]