201993085

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{303749}}^1$

素因数の和:303780

約数の個数: 16

約数和(自身を含む): 291600000

約数和(自身を除く): 89606915

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 303749, 1518745, 2126243, 5771231, 10631215, 28856155, 40398617, 201993085]

約数ペア:

[(1, 201993085), (5, 40398617), (7, 28856155), (19, 10631215), (35, 5771231), (95, 2126243), (133, 1518745), (665, 303749)]