64294256

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{309107}}^1$

素因数の和:309128

約数の個数: 20

約数和(自身を含む): 134152872

約数和(自身を除く): 69858616

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 309107, 618214, 1236428, 2472856, 4018391, 4945712, 8036782, 16073564, 32147128, 64294256]

約数ペア:

[(1, 64294256), (2, 32147128), (4, 16073564), (8, 8036782), (13, 4945712), (16, 4018391), (26, 2472856), (52, 1236428), (104, 618214), (208, 309107)]