19049365

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 23316480

約数和(自身を除く): 4267115

約数列:

[1, 5, 127, 131, 229, 635, 655, 1145, 16637, 29083, 29999, 83185, 145415, 149995, 3809873, 19049365]

約数ペア:

[(1, 19049365), (5, 3809873), (127, 149995), (131, 145415), (229, 83185), (635, 29999), (655, 29083), (1145, 16637)]