20427384

素因数分解:

$2^3\times 3^1\times {\mathrm{251}}^1\times {\mathrm{3391}}^1$

素因数の和:3651

約数の個数: 32

約数和(自身を含む): 51287040

約数和(自身を除く): 30859656

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 251, 502, 753, 1004, 1506, 2008, 3012, 3391, 6024, 6782, 10173, 13564, 20346, 27128, 40692, 81384, 851141, 1702282, 2553423, 3404564, 5106846, 6809128, 10213692, 20427384]

約数ペア:

[(1, 20427384), (2, 10213692), (3, 6809128), (4, 5106846), (6, 3404564), (8, 2553423), (12, 1702282), (24, 851141), (251, 81384), (502, 40692), (753, 27128), (1004, 20346), (1506, 13564), (2008, 10173), (3012, 6782), (3391, 6024)]