173921072

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{836159}}^1$

素因数の和:836180

約数の個数: 20

約数和(自身を含む): 362893440

約数和(自身を除く): 188972368

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 836159, 1672318, 3344636, 6689272, 10870067, 13378544, 21740134, 43480268, 86960536, 173921072]

約数ペア:

[(1, 173921072), (2, 86960536), (4, 43480268), (8, 21740134), (13, 13378544), (16, 10870067), (26, 6689272), (52, 3344636), (104, 1672318), (208, 836159)]