20665884

素因数分解:

$2^2\times 3^1\times {\mathrm{257}}^1\times {\mathrm{6701}}^1$

素因数の和:6965

約数の個数: 24

約数和(自身を含む): 48415248

約数和(自身を除く): 27749364

約数列:

[1, 2, 3, 4, 6, 12, 257, 514, 771, 1028, 1542, 3084, 6701, 13402, 20103, 26804, 40206, 80412, 1722157, 3444314, 5166471, 6888628, 10332942, 20665884]

約数ペア:

[(1, 20665884), (2, 10332942), (3, 6888628), (4, 5166471), (6, 3444314), (12, 1722157), (257, 80412), (514, 40206), (771, 26804), (1028, 20103), (1542, 13402), (3084, 6701)]