1649202224

素因数分解:

$2^4\times {\mathrm{491}}^1\times {\mathrm{209929}}^1$

素因数の和:210428

約数の個数: 20

約数和(自身を含む): 3201852360

約数和(自身を除く): 1552650136

約数列:

[1, 2, 4, 8, 16, 491, 982, 1964, 3928, 7856, 209929, 419858, 839716, 1679432, 3358864, 103075139, 206150278, 412300556, 824601112, 1649202224]

約数ペア:

[(1, 1649202224), (2, 824601112), (4, 412300556), (8, 206150278), (16, 103075139), (491, 3358864), (982, 1679432), (1964, 839716), (3928, 419858), (7856, 209929)]