26657072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{128159}}^1$

素因数の和:128180

約数の個数: 20

約数和(自身を含む): 55621440

約数和(自身を除く): 28964368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 128159, 256318, 512636, 1025272, 1666067, 2050544, 3332134, 6664268, 13328536, 26657072]

約数ペア:

[(1, 26657072), (2, 13328536), (4, 6664268), (8, 3332134), (13, 2050544), (16, 1666067), (26, 1025272), (52, 512636), (104, 256318), (208, 128159)]