20638352

素因数分解:

$2^4\times 7^1\times {\mathrm{184271}}^1$

素因数の和:184286

約数の個数: 20

約数和(自身を含む): 45699456

約数和(自身を除く): 25061104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 184271, 368542, 737084, 1289897, 1474168, 2579794, 2948336, 5159588, 10319176, 20638352]

約数ペア:

[(1, 20638352), (2, 10319176), (4, 5159588), (7, 2948336), (8, 2579794), (14, 1474168), (16, 1289897), (28, 737084), (56, 368542), (112, 184271)]