20167756

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{8093}}^1$

素因数の和:8193

約数の個数: 24

約数和(自身を含む): 40793760

約数和(自身を除く): 20626004

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 1246, 2492, 8093, 16186, 32372, 56651, 113302, 226604, 720277, 1440554, 2881108, 5041939, 10083878, 20167756]

約数ペア:

[(1, 20167756), (2, 10083878), (4, 5041939), (7, 2881108), (14, 1440554), (28, 720277), (89, 226604), (178, 113302), (356, 56651), (623, 32372), (1246, 16186), (2492, 8093)]