19747976

素因数分解:

$2^3\times {\mathrm{439}}^1\times {\mathrm{5623}}^1$

素因数の和:6068

約数の個数: 16

約数和(自身を含む): 37118400

約数和(自身を除く): 17370424

約数列:

[1, 2, 4, 8, 439, 878, 1756, 3512, 5623, 11246, 22492, 44984, 2468497, 4936994, 9873988, 19747976]

約数ペア:

[(1, 19747976), (2, 9873988), (4, 4936994), (8, 2468497), (439, 44984), (878, 22492), (1756, 11246), (3512, 5623)]