20023685

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{1439}}^1$

素因数の和:1489

約数の個数: 24

約数和(自身を含む): 27578880

約数和(自身を除く): 7555195

約数列:

[1, 5, 11, 23, 55, 115, 121, 253, 605, 1265, 1439, 2783, 7195, 13915, 15829, 33097, 79145, 165485, 174119, 364067, 870595, 1820335, 4004737, 20023685]

約数ペア:

[(1, 20023685), (5, 4004737), (11, 1820335), (23, 870595), (55, 364067), (115, 174119), (121, 165485), (253, 79145), (605, 33097), (1265, 15829), (1439, 13915), (2783, 7195)]