17420746

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{20399}}^1$

素因数の和:20469

約数の個数: 16

約数和(自身を含む): 30355200

約数和(自身を除く): 12934454

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 20399, 40798, 142793, 285586, 1244339, 2488678, 8710373, 17420746]

約数ペア:

[(1, 17420746), (2, 8710373), (7, 2488678), (14, 1244339), (61, 285586), (122, 142793), (427, 40798), (854, 20399)]