20918822

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{5479}}^1$

素因数の和:5587

約数の個数: 16

約数和(自身を含む): 33143040

約数和(自身を除く): 12224218

約数列:

[1, 2, 23, 46, 83, 166, 1909, 3818, 5479, 10958, 126017, 252034, 454757, 909514, 10459411, 20918822]

約数ペア:

[(1, 20918822), (2, 10459411), (23, 909514), (46, 454757), (83, 252034), (166, 126017), (1909, 10958), (3818, 5479)]