16978682

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{71339}}^1$

素因数の和:71365

約数の個数: 16

約数和(自身を含む): 30818880

約数和(自身を除く): 13840198

約数列:

[1, 2, 7, 14, 17, 34, 119, 238, 71339, 142678, 499373, 998746, 1212763, 2425526, 8489341, 16978682]

約数ペア:

[(1, 16978682), (2, 8489341), (7, 2425526), (14, 1212763), (17, 998746), (34, 499373), (119, 142678), (238, 71339)]