67163408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{322901}}^1$

素因数の和:322922

約数の個数: 20

約数和(自身を含む): 140139468

約数和(自身を除く): 72976060

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 322901, 645802, 1291604, 2583208, 4197713, 5166416, 8395426, 16790852, 33581704, 67163408]

約数ペア:

[(1, 67163408), (2, 33581704), (4, 16790852), (8, 8395426), (13, 5166416), (16, 4197713), (26, 2583208), (52, 1291604), (104, 645802), (208, 322901)]