20498703

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{1223}}^1$

素因数の和:1414

約数の個数: 16

約数和(自身を含む): 28279296

約数和(自身を除く): 7780593

約数列:

[1, 3, 37, 111, 151, 453, 1223, 3669, 5587, 16761, 45251, 135753, 184673, 554019, 6832901, 20498703]

約数ペア:

[(1, 20498703), (3, 6832901), (37, 554019), (111, 184673), (151, 135753), (453, 45251), (1223, 16761), (3669, 5587)]