17680562

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{1399}}^1$

素因数の和:1561

約数の個数: 16

約数和(自身を含む): 27216000

約数和(自身を除く): 9535438

約数列:

[1, 2, 71, 89, 142, 178, 1399, 2798, 6319, 12638, 99329, 124511, 198658, 249022, 8840281, 17680562]

約数ペア:

[(1, 17680562), (2, 8840281), (71, 249022), (89, 198658), (142, 124511), (178, 99329), (1399, 12638), (2798, 6319)]