20745534

素因数分解:

$2^1\times 3^1\times {\mathrm{109}}^1\times {\mathrm{31721}}^1$

素因数の和:31835

約数の個数: 16

約数和(自身を含む): 41873040

約数和(自身を除く): 21127506

約数列:

[1, 2, 3, 6, 109, 218, 327, 654, 31721, 63442, 95163, 190326, 3457589, 6915178, 10372767, 20745534]

約数ペア:

[(1, 20745534), (2, 10372767), (3, 6915178), (6, 3457589), (109, 190326), (218, 95163), (327, 63442), (654, 31721)]