18886970

素因数分解:

$2^1\times 5^1\times {\mathrm{479}}^1\times {\mathrm{3943}}^1$

素因数の和:4429

約数の個数: 16

約数和(自身を含む): 34076160

約数和(自身を除く): 15189190

約数列:

[1, 2, 5, 10, 479, 958, 2395, 3943, 4790, 7886, 19715, 39430, 1888697, 3777394, 9443485, 18886970]

約数ペア:

[(1, 18886970), (2, 9443485), (5, 3777394), (10, 1888697), (479, 39430), (958, 19715), (2395, 7886), (3943, 4790)]