19735142

素因数分解:

$2^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{727}}^1$

素因数の和:1020

約数の個数: 24

約数和(自身を含む): 34607664

約数和(自身を除く): 14872522

約数列:

[1, 2, 7, 14, 49, 98, 277, 554, 727, 1454, 1939, 3878, 5089, 10178, 13573, 27146, 35623, 71246, 201379, 402758, 1409653, 2819306, 9867571, 19735142]

約数ペア:

[(1, 19735142), (2, 9867571), (7, 2819306), (14, 1409653), (49, 402758), (98, 201379), (277, 71246), (554, 35623), (727, 27146), (1454, 13573), (1939, 10178), (3878, 5089)]