2019774771

素因数分解:

$3^4\times 7^1\times {\mathrm{829}}^1\times {\mathrm{4297}}^1$

素因数の和:5145

約数の個数: 40

約数和(自身を含む): 3453185120

約数和(自身を除く): 1433410349

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 829, 2487, 4297, 5803, 7461, 12891, 17409, 22383, 30079, 38673, 52227, 67149, 90237, 116019, 156681, 270711, 348057, 470043, 812133, 2436399, 3562213, 10686639, 24935491, 32059917, 74806473, 96179751, 224419419, 288539253, 673258257, 2019774771]

約数ペア:

[(1, 2019774771), (3, 673258257), (7, 288539253), (9, 224419419), (21, 96179751), (27, 74806473), (63, 32059917), (81, 24935491), (189, 10686639), (567, 3562213), (829, 2436399), (2487, 812133), (4297, 470043), (5803, 348057), (7461, 270711), (12891, 156681), (17409, 116019), (22383, 90237), (30079, 67149), (38673, 52227)]