18870156

素因数分解:

$2^2\times 3^2\times {\mathrm{524171}}^1$

素因数の和:524181

約数の個数: 18

約数和(自身を含む): 47699652

約数和(自身を除く): 28829496

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 524171, 1048342, 1572513, 2096684, 3145026, 4717539, 6290052, 9435078, 18870156]

約数ペア:

[(1, 18870156), (2, 9435078), (3, 6290052), (4, 4717539), (6, 3145026), (9, 2096684), (12, 1572513), (18, 1048342), (36, 524171)]