19239825

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{23321}}^1$

素因数の和:23345

約数の個数: 24

約数和(自身を含む): 34703136

約数和(自身を除く): 15463311

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 825, 23321, 69963, 116605, 256531, 349815, 583025, 769593, 1282655, 1749075, 3847965, 6413275, 19239825]

約数ペア:

[(1, 19239825), (3, 6413275), (5, 3847965), (11, 1749075), (15, 1282655), (25, 769593), (33, 583025), (55, 349815), (75, 256531), (165, 116605), (275, 69963), (825, 23321)]