19794590

素因数分解:

$2^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{13109}}^1$

素因数の和:13267

約数の個数: 16

約数和(自身を含む): 35868960

約数和(自身を除く): 16074370

約数列:

[1, 2, 5, 10, 151, 302, 755, 1510, 13109, 26218, 65545, 131090, 1979459, 3958918, 9897295, 19794590]

約数ペア:

[(1, 19794590), (2, 9897295), (5, 3958918), (10, 1979459), (151, 131090), (302, 65545), (755, 26218), (1510, 13109)]