20624307

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{937}}^1$

素因数の和:1003

約数の個数: 32

約数和(自身を含む): 32417280

約数和(自身を除く): 11792973

約数列:

[1, 3, 11, 23, 29, 33, 69, 87, 253, 319, 667, 759, 937, 957, 2001, 2811, 7337, 10307, 21551, 22011, 27173, 30921, 64653, 81519, 237061, 298903, 624979, 711183, 896709, 1874937, 6874769, 20624307]

約数ペア:

[(1, 20624307), (3, 6874769), (11, 1874937), (23, 896709), (29, 711183), (33, 624979), (69, 298903), (87, 237061), (253, 81519), (319, 64653), (667, 30921), (759, 27173), (937, 22011), (957, 21551), (2001, 10307), (2811, 7337)]