19016235

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{20123}}^1$

素因数の和:20144

約数の個数: 32

約数和(自身を含む): 38638080

約数和(自身を除く): 19621845

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 20123, 60369, 100615, 140861, 181107, 301845, 422583, 543321, 704305, 905535, 1267749, 2112915, 2716605, 3803247, 6338745, 19016235]

約数ペア:

[(1, 19016235), (3, 6338745), (5, 3803247), (7, 2716605), (9, 2112915), (15, 1267749), (21, 905535), (27, 704305), (35, 543321), (45, 422583), (63, 301845), (105, 181107), (135, 140861), (189, 100615), (315, 60369), (945, 20123)]