20579902

素因数分解:

$2^1\times 7^2\times {\mathrm{373}}^1\times {\mathrm{563}}^1$

素因数の和:952

約数の個数: 24

約数和(自身を含む): 36070056

約数和(自身を除く): 15490154

約数列:

[1, 2, 7, 14, 49, 98, 373, 563, 746, 1126, 2611, 3941, 5222, 7882, 18277, 27587, 36554, 55174, 209999, 419998, 1469993, 2939986, 10289951, 20579902]

約数ペア:

[(1, 20579902), (2, 10289951), (7, 2939986), (14, 1469993), (49, 419998), (98, 209999), (373, 55174), (563, 36554), (746, 27587), (1126, 18277), (2611, 7882), (3941, 5222)]