20708342

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{317}}^1\times {\mathrm{367}}^1$

素因数の和:775

約数の個数: 16

約数和(自身を含む): 31596480

約数和(自身を除く): 10888138

約数列:

[1, 2, 89, 178, 317, 367, 634, 734, 28213, 32663, 56426, 65326, 116339, 232678, 10354171, 20708342]

約数ペア:

[(1, 20708342), (2, 10354171), (89, 232678), (178, 116339), (317, 65326), (367, 56426), (634, 32663), (734, 28213)]