20618816

素因数分解:

$2^6\times {\mathrm{322169}}^1$

素因数の和:322181

約数の個数: 14

約数和(自身を含む): 40915590

約数和(自身を除く): 20296774

約数列:

[1, 2, 4, 8, 16, 32, 64, 322169, 644338, 1288676, 2577352, 5154704, 10309408, 20618816]

約数ペア:

[(1, 20618816), (2, 10309408), (4, 5154704), (8, 2577352), (16, 1288676), (32, 644338), (64, 322169)]