16897712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{81239}}^1$

素因数の和:81260

約数の個数: 20

約数和(自身を含む): 35258160

約数和(自身を除く): 18360448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 81239, 162478, 324956, 649912, 1056107, 1299824, 2112214, 4224428, 8448856, 16897712]

約数ペア:

[(1, 16897712), (2, 8448856), (4, 4224428), (8, 2112214), (13, 1299824), (16, 1056107), (26, 649912), (52, 324956), (104, 162478), (208, 81239)]