16386788

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{33857}}^1$

素因数の和:33883

約数の個数: 18

約数和(自身を含む): 31521798

約数和(自身を除く): 15135010

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 33857, 67714, 135428, 372427, 744854, 1489708, 4096697, 8193394, 16386788]

約数ペア:

[(1, 16386788), (2, 8193394), (4, 4096697), (11, 1489708), (22, 744854), (44, 372427), (121, 135428), (242, 67714), (484, 33857)]