20902852

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{367}}^1\times {\mathrm{491}}^1$

素因数の和:891

約数の個数: 24

約数和(自身を含む): 38021760

約数和(自身を除く): 17118908

約数列:

[1, 2, 4, 29, 58, 116, 367, 491, 734, 982, 1468, 1964, 10643, 14239, 21286, 28478, 42572, 56956, 180197, 360394, 720788, 5225713, 10451426, 20902852]

約数ペア:

[(1, 20902852), (2, 10451426), (4, 5225713), (29, 720788), (58, 360394), (116, 180197), (367, 56956), (491, 42572), (734, 28478), (982, 21286), (1468, 14239), (1964, 10643)]