20012643

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5573}}^1$

素因数の和:5608

約数の個数: 32

約数和(自身を含む): 35673600

約数和(自身を除く): 15660957

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 133, 171, 189, 399, 513, 1197, 3591, 5573, 16719, 39011, 50157, 105887, 117033, 150471, 317661, 351099, 741209, 952983, 1053297, 2223627, 2858949, 6670881, 20012643]

約数ペア:

[(1, 20012643), (3, 6670881), (7, 2858949), (9, 2223627), (19, 1053297), (21, 952983), (27, 741209), (57, 351099), (63, 317661), (133, 150471), (171, 117033), (189, 105887), (399, 50157), (513, 39011), (1197, 16719), (3591, 5573)]