2163988945

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{433}}^1\times {\mathrm{1697}}^1$

素因数の和:2185

約数の個数: 32

約数和(自身を含む): 2829818880

約数和(自身を除く): 665829935

約数列:

[1, 5, 19, 31, 95, 155, 433, 589, 1697, 2165, 2945, 8227, 8485, 13423, 32243, 41135, 52607, 67115, 161215, 255037, 263035, 734801, 999533, 1275185, 3674005, 4997665, 13961219, 22778831, 69806095, 113894155, 432797789, 2163988945]

約数ペア:

[(1, 2163988945), (5, 432797789), (19, 113894155), (31, 69806095), (95, 22778831), (155, 13961219), (433, 4997665), (589, 3674005), (1697, 1275185), (2165, 999533), (2945, 734801), (8227, 263035), (8485, 255037), (13423, 161215), (32243, 67115), (41135, 52607)]