161824

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{389}}^1$

素因数の和:412

約数の個数: 24

約数和(自身を含む): 343980

約数和(自身を除く): 182156

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 389, 416, 778, 1556, 3112, 5057, 6224, 10114, 12448, 20228, 40456, 80912, 161824]

約数ペア:

[(1, 161824), (2, 80912), (4, 40456), (8, 20228), (13, 12448), (16, 10114), (26, 6224), (32, 5057), (52, 3112), (104, 1556), (208, 778), (389, 416)]