78673712

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{378239}}^1$

素因数の和:378260

約数の個数: 20

約数和(自身を含む): 164156160

約数和(自身を除く): 85482448

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 378239, 756478, 1512956, 3025912, 4917107, 6051824, 9834214, 19668428, 39336856, 78673712]

約数ペア:

[(1, 78673712), (2, 39336856), (4, 19668428), (8, 9834214), (13, 6051824), (16, 4917107), (26, 3025912), (52, 1512956), (104, 756478), (208, 378239)]