20772795

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3169}}^1$

素因数の和:3219

約数の個数: 32

約数和(自身を含む): 36518400

約数和(自身を除く): 15745605

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3169, 6555, 9507, 15845, 47535, 60211, 72887, 180633, 218661, 301055, 364435, 903165, 1093305, 1384853, 4154559, 6924265, 20772795]

約数ペア:

[(1, 20772795), (3, 6924265), (5, 4154559), (15, 1384853), (19, 1093305), (23, 903165), (57, 364435), (69, 301055), (95, 218661), (115, 180633), (285, 72887), (345, 60211), (437, 47535), (1311, 15845), (2185, 9507), (3169, 6555)]