20900238

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{151451}}^1$

素因数の和:151479

約数の個数: 16

約数和(自身を含む): 43618176

約数和(自身を除く): 22717938

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 151451, 302902, 454353, 908706, 3483373, 6966746, 10450119, 20900238]

約数ペア:

[(1, 20900238), (2, 10450119), (3, 6966746), (6, 3483373), (23, 908706), (46, 454353), (69, 302902), (138, 151451)]