20090038

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1\times {\mathrm{3719}}^1$

素因数の和:3831

約数の個数: 16

約数和(自身を含む): 31381920

約数和(自身を除く): 11291882

約数列:

[1, 2, 37, 73, 74, 146, 2701, 3719, 5402, 7438, 137603, 271487, 275206, 542974, 10045019, 20090038]

約数ペア:

[(1, 20090038), (2, 10045019), (37, 542974), (73, 275206), (74, 271487), (146, 137603), (2701, 7438), (3719, 5402)]