20080791

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{4861}}^1$

素因数の和:4893

約数の個数: 24

約数和(自身を含む): 31855824

約数和(自身を除く): 11775033

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 4861, 14583, 43749, 82637, 131247, 247911, 393741, 743733, 1181223, 2231199, 6693597, 20080791]

約数ペア:

[(1, 20080791), (3, 6693597), (9, 2231199), (17, 1181223), (27, 743733), (51, 393741), (81, 247911), (153, 131247), (243, 82637), (459, 43749), (1377, 14583), (4131, 4861)]