20651844

素因数分解:

$2^2\times 3^1\times {\mathrm{827}}^1\times {\mathrm{2081}}^1$

素因数の和:2915

約数の個数: 24

約数和(自身を含む): 48269088

約数和(自身を除く): 27617244

約数列:

[1, 2, 3, 4, 6, 12, 827, 1654, 2081, 2481, 3308, 4162, 4962, 6243, 8324, 9924, 12486, 24972, 1720987, 3441974, 5162961, 6883948, 10325922, 20651844]

約数ペア:

[(1, 20651844), (2, 10325922), (3, 6883948), (4, 5162961), (6, 3441974), (12, 1720987), (827, 24972), (1654, 12486), (2081, 9924), (2481, 8324), (3308, 6243), (4162, 4962)]