78907568

素因数分解:

$2^4\times {\mathrm{1109}}^1\times {\mathrm{4447}}^1$

素因数の和:5564

約数の個数: 20

約数和(自身を含む): 153055680

約数和(自身を除く): 74148112

約数列:

[1, 2, 4, 8, 16, 1109, 2218, 4436, 4447, 8872, 8894, 17744, 17788, 35576, 71152, 4931723, 9863446, 19726892, 39453784, 78907568]

約数ペア:

[(1, 78907568), (2, 39453784), (4, 19726892), (8, 9863446), (16, 4931723), (1109, 71152), (2218, 35576), (4436, 17788), (4447, 17744), (8872, 8894)]