18894962015

素因数分解:

$5^1\times {\mathrm{19}}^2\times {\mathrm{10468123}}^1$

素因数の和:10468166

約数の個数: 12

約数和(自身を含む): 23930131464

約数和(自身を除く): 5035169449

約数列:

[1, 5, 19, 95, 361, 1805, 10468123, 52340615, 198894337, 994471685, 3778992403, 18894962015]

約数ペア:

[(1, 18894962015), (5, 3778992403), (19, 994471685), (95, 198894337), (361, 52340615), (1805, 10468123)]