18984004

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{2017}}^1$

素因数の和:2215

約数の個数: 24

約数和(自身を含む): 35993048

約数和(自身を除く): 17009044

約数列:

[1, 2, 4, 13, 26, 52, 181, 362, 724, 2017, 2353, 4034, 4706, 8068, 9412, 26221, 52442, 104884, 365077, 730154, 1460308, 4746001, 9492002, 18984004]

約数ペア:

[(1, 18984004), (2, 9492002), (4, 4746001), (13, 1460308), (26, 730154), (52, 365077), (181, 104884), (362, 52442), (724, 26221), (2017, 9412), (2353, 8068), (4034, 4706)]