19768059

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{2749}}^1$

素因数の和:2819

約数の個数: 24

約数和(自身を含む): 30888000

約数和(自身を除く): 11119941

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 423, 799, 2397, 2749, 7191, 8247, 24741, 46733, 129203, 140199, 387609, 420597, 1162827, 2196451, 6589353, 19768059]

約数ペア:

[(1, 19768059), (3, 6589353), (9, 2196451), (17, 1162827), (47, 420597), (51, 387609), (141, 140199), (153, 129203), (423, 46733), (799, 24741), (2397, 8247), (2749, 7191)]