18308686

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{28697}}^1$

素因数の和:28739

約数の個数: 16

約数和(自身を含む): 30993840

約数和(自身を除く): 12685154

約数列:

[1, 2, 11, 22, 29, 58, 319, 638, 28697, 57394, 315667, 631334, 832213, 1664426, 9154343, 18308686]

約数ペア:

[(1, 18308686), (2, 9154343), (11, 1664426), (22, 832213), (29, 631334), (58, 315667), (319, 57394), (638, 28697)]