18193874

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{2887}}^1$

素因数の和:3049

約数の個数: 16

約数和(自身を含む): 28695168

約数和(自身を除く): 10501294

約数列:

[1, 2, 23, 46, 137, 274, 2887, 3151, 5774, 6302, 66401, 132802, 395519, 791038, 9096937, 18193874]

約数ペア:

[(1, 18193874), (2, 9096937), (23, 791038), (46, 395519), (137, 132802), (274, 66401), (2887, 6302), (3151, 5774)]