19146544

素因数分解:

$2^4\times {\mathrm{509}}^1\times {\mathrm{2351}}^1$

素因数の和:2868

約数の個数: 20

約数和(自身を含む): 37185120

約数和(自身を除く): 18038576

約数列:

[1, 2, 4, 8, 16, 509, 1018, 2036, 2351, 4072, 4702, 8144, 9404, 18808, 37616, 1196659, 2393318, 4786636, 9573272, 19146544]

約数ペア:

[(1, 19146544), (2, 9573272), (4, 4786636), (8, 2393318), (16, 1196659), (509, 37616), (1018, 18808), (2036, 9404), (2351, 8144), (4072, 4702)]