15680912

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{75389}}^1$

素因数の和:75410

約数の個数: 20

約数和(自身を含む): 32719260

約数和(自身を除く): 17038348

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 75389, 150778, 301556, 603112, 980057, 1206224, 1960114, 3920228, 7840456, 15680912]

約数ペア:

[(1, 15680912), (2, 7840456), (4, 3920228), (8, 1960114), (13, 1206224), (16, 980057), (26, 603112), (52, 301556), (104, 150778), (208, 75389)]