20772657

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5903}}^1$

素因数の和:5949

約数の個数: 24

約数和(自身を含む): 33156864

約数和(自身を除く): 12384207

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 5903, 17709, 53127, 100351, 135769, 301053, 407307, 903159, 1221921, 2308073, 6924219, 20772657]

約数ペア:

[(1, 20772657), (3, 6924219), (9, 2308073), (17, 1221921), (23, 903159), (51, 407307), (69, 301053), (153, 135769), (207, 100351), (391, 53127), (1173, 17709), (3519, 5903)]