20966642

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{421}}^1\times {\mathrm{673}}^1$

素因数の和:1133

約数の個数: 16

約数和(自身を含む): 32424792

約数和(自身を除く): 11458150

約数列:

[1, 2, 37, 74, 421, 673, 842, 1346, 15577, 24901, 31154, 49802, 283333, 566666, 10483321, 20966642]

約数ペア:

[(1, 20966642), (2, 10483321), (37, 566666), (74, 283333), (421, 49802), (673, 31154), (842, 24901), (1346, 15577)]