18063775

素因数分解:

$5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2237}}^1$

素因数の和:2283

約数の個数: 24

約数和(自身を含む): 24976080

約数和(自身を除く): 6912305

約数列:

[1, 5, 17, 19, 25, 85, 95, 323, 425, 475, 1615, 2237, 8075, 11185, 38029, 42503, 55925, 190145, 212515, 722551, 950725, 1062575, 3612755, 18063775]

約数ペア:

[(1, 18063775), (5, 3612755), (17, 1062575), (19, 950725), (25, 722551), (85, 212515), (95, 190145), (323, 55925), (425, 42503), (475, 38029), (1615, 11185), (2237, 8075)]