220157912

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{2116903}}^1$

素因数の和:2116922

約数の個数: 16

約数和(自身を含む): 444549840

約数和(自身を除く): 224391928

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 2116903, 4233806, 8467612, 16935224, 27519739, 55039478, 110078956, 220157912]

約数ペア:

[(1, 220157912), (2, 110078956), (4, 55039478), (8, 27519739), (13, 16935224), (26, 8467612), (52, 4233806), (104, 2116903)]