20333552

素因数分解:

$2^4\times {\mathrm{197}}^1\times {\mathrm{6451}}^1$

素因数の和:6656

約数の個数: 20

約数和(自身を含む): 39602376

約数和(自身を除く): 19268824

約数列:

[1, 2, 4, 8, 16, 197, 394, 788, 1576, 3152, 6451, 12902, 25804, 51608, 103216, 1270847, 2541694, 5083388, 10166776, 20333552]

約数ペア:

[(1, 20333552), (2, 10166776), (4, 5083388), (8, 2541694), (16, 1270847), (197, 103216), (394, 51608), (788, 25804), (1576, 12902), (3152, 6451)]