20490022

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{23993}}^1$

素因数の和:24063

約数の個数: 16

約数和(自身を含む): 35703072

約数和(自身を除く): 15213050

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 23993, 47986, 167951, 335902, 1463573, 2927146, 10245011, 20490022]

約数ペア:

[(1, 20490022), (2, 10245011), (7, 2927146), (14, 1463573), (61, 335902), (122, 167951), (427, 47986), (854, 23993)]