17864912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{85889}}^1$

素因数の和:85910

約数の個数: 20

約数和(自身を含む): 37276260

約数和(自身を除く): 19411348

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 85889, 171778, 343556, 687112, 1116557, 1374224, 2233114, 4466228, 8932456, 17864912]

約数ペア:

[(1, 17864912), (2, 8932456), (4, 4466228), (8, 2233114), (13, 1374224), (16, 1116557), (26, 687112), (52, 343556), (104, 171778), (208, 85889)]