156780784912

素因数分解:

$2^4\times {\mathrm{479}}^1\times {\mathrm{20456783}}^1$

素因数の和:20457270

約数の個数: 20

約数和(自身を含む): 304396945920

約数和(自身を除く): 147616161008

約数列:

[1, 2, 4, 8, 16, 479, 958, 1916, 3832, 7664, 20456783, 40913566, 81827132, 163654264, 327308528, 9798799057, 19597598114, 39195196228, 78390392456, 156780784912]

約数ペア:

[(1, 156780784912), (2, 78390392456), (4, 39195196228), (8, 19597598114), (16, 9798799057), (479, 327308528), (958, 163654264), (1916, 81827132), (3832, 40913566), (7664, 20456783)]