20441342

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{4993}}^1$

素因数の和:5107

約数の個数: 16

約数和(自身を含む): 32361120

約数和(自身を除く): 11919778

約数列:

[1, 2, 23, 46, 89, 178, 2047, 4094, 4993, 9986, 114839, 229678, 444377, 888754, 10220671, 20441342]

約数ペア:

[(1, 20441342), (2, 10220671), (23, 888754), (46, 444377), (89, 229678), (178, 114839), (2047, 9986), (4094, 4993)]