19389752

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5521}}^1$

素因数の和:5966

約数の個数: 16

約数和(自身を含む): 36445200

約数和(自身を除く): 17055448

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5521, 11042, 22084, 44168, 2423719, 4847438, 9694876, 19389752]

約数ペア:

[(1, 19389752), (2, 9694876), (4, 4847438), (8, 2423719), (439, 44168), (878, 22084), (1756, 11042), (3512, 5521)]