20793892

素因数分解:

$2^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5669}}^1$

素因数の和:5811

約数の個数: 24

約数和(自身を含む): 41912640

約数和(自身を除く): 21118748

約数列:

[1, 2, 4, 7, 14, 28, 131, 262, 524, 917, 1834, 3668, 5669, 11338, 22676, 39683, 79366, 158732, 742639, 1485278, 2970556, 5198473, 10396946, 20793892]

約数ペア:

[(1, 20793892), (2, 10396946), (4, 5198473), (7, 2970556), (14, 1485278), (28, 742639), (131, 158732), (262, 79366), (524, 39683), (917, 22676), (1834, 11338), (3668, 5669)]