19997454

素因数分解:

$2^1\times 3^1\times {\mathrm{937}}^1\times {\mathrm{3557}}^1$

素因数の和:4499

約数の個数: 16

約数和(自身を含む): 40048848

約数和(自身を除く): 20051394

約数列:

[1, 2, 3, 6, 937, 1874, 2811, 3557, 5622, 7114, 10671, 21342, 3332909, 6665818, 9998727, 19997454]

約数ペア:

[(1, 19997454), (2, 9998727), (3, 6665818), (6, 3332909), (937, 21342), (1874, 10671), (2811, 7114), (3557, 5622)]