18931795

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{3137}}^1$

素因数の和:3230

約数の個数: 16

約数和(自身を含む): 24401088

約数和(自身を除く): 5469293

約数列:

[1, 5, 17, 71, 85, 355, 1207, 3137, 6035, 15685, 53329, 222727, 266645, 1113635, 3786359, 18931795]

約数ペア:

[(1, 18931795), (5, 3786359), (17, 1113635), (71, 266645), (85, 222727), (355, 53329), (1207, 15685), (3137, 6035)]