18991356

素因数分解:

$2^2\times 3^1\times {\mathrm{461}}^1\times {\mathrm{3433}}^1$

素因数の和:3901

約数の個数: 24

約数和(自身を含む): 44422224

約数和(自身を除く): 25430868

約数列:

[1, 2, 3, 4, 6, 12, 461, 922, 1383, 1844, 2766, 3433, 5532, 6866, 10299, 13732, 20598, 41196, 1582613, 3165226, 4747839, 6330452, 9495678, 18991356]

約数ペア:

[(1, 18991356), (2, 9495678), (3, 6330452), (4, 4747839), (6, 3165226), (12, 1582613), (461, 41196), (922, 20598), (1383, 13732), (1844, 10299), (2766, 6866), (3433, 5532)]