20163893517

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{182639}}^1$

素因数の和:182727

約数の個数: 40

約数和(自身を含む): 31823193600

約数和(自身を除く): 11659300083

約数列:

[1, 3, 9, 27, 29, 47, 81, 87, 141, 261, 423, 783, 1269, 1363, 2349, 3807, 4089, 12267, 36801, 110403, 182639, 547917, 1643751, 4931253, 5296531, 8584033, 14793759, 15889593, 25752099, 47668779, 77256297, 143006337, 231768891, 248936957, 429019011, 695306673, 746810871, 2240432613, 6721297839, 20163893517]

約数ペア:

[(1, 20163893517), (3, 6721297839), (9, 2240432613), (27, 746810871), (29, 695306673), (47, 429019011), (81, 248936957), (87, 231768891), (141, 143006337), (261, 77256297), (423, 47668779), (783, 25752099), (1269, 15889593), (1363, 14793759), (2349, 8584033), (3807, 5296531), (4089, 4931253), (12267, 1643751), (36801, 547917), (110403, 182639)]