20697972

素因数分解:

$2^2\times 3^1\times {\mathrm{439}}^1\times {\mathrm{3929}}^1$

素因数の和:4375

約数の個数: 24

約数和(自身を含む): 48417600

約数和(自身を除く): 27719628

約数列:

[1, 2, 3, 4, 6, 12, 439, 878, 1317, 1756, 2634, 3929, 5268, 7858, 11787, 15716, 23574, 47148, 1724831, 3449662, 5174493, 6899324, 10348986, 20697972]

約数ペア:

[(1, 20697972), (2, 10348986), (3, 6899324), (4, 5174493), (6, 3449662), (12, 1724831), (439, 47148), (878, 23574), (1317, 15716), (1756, 11787), (2634, 7858), (3929, 5268)]