16643390

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1979}}^1$

素因数の和:2044

約数の個数: 24

約数和(自身を含む): 31042440

約数和(自身を除く): 14399050

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 841, 1682, 1979, 3958, 4205, 8410, 9895, 19790, 57391, 114782, 286955, 573910, 1664339, 3328678, 8321695, 16643390]

約数ペア:

[(1, 16643390), (2, 8321695), (5, 3328678), (10, 1664339), (29, 573910), (58, 286955), (145, 114782), (290, 57391), (841, 19790), (1682, 9895), (1979, 8410), (3958, 4205)]