20072619

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{6779}}^1$

素因数の和:6839

約数の個数: 24

約数和(自身を含む): 33845760

約数和(自身を除く): 13773141

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 987, 2961, 6779, 20337, 47453, 61011, 142359, 318613, 427077, 955839, 2230291, 2867517, 6690873, 20072619]

約数ペア:

[(1, 20072619), (3, 6690873), (7, 2867517), (9, 2230291), (21, 955839), (47, 427077), (63, 318613), (141, 142359), (329, 61011), (423, 47453), (987, 20337), (2961, 6779)]