15520236

素因数分解:

$2^2\times 3^1\times {\mathrm{647}}^1\times {\mathrm{1999}}^1$

素因数の和:2653

約数の個数: 24

約数和(自身を含む): 36288000

約数和(自身を除く): 20767764

約数列:

[1, 2, 3, 4, 6, 12, 647, 1294, 1941, 1999, 2588, 3882, 3998, 5997, 7764, 7996, 11994, 23988, 1293353, 2586706, 3880059, 5173412, 7760118, 15520236]

約数ペア:

[(1, 15520236), (2, 7760118), (3, 5173412), (4, 3880059), (6, 2586706), (12, 1293353), (647, 23988), (1294, 11994), (1941, 7996), (1999, 7764), (2588, 5997), (3882, 3998)]