20386702719

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{7789}}^1\times {\mathrm{17107}}^1$

素因数の和:24919

約数の個数: 24

約数和(自身を含む): 31185488880

約数和(自身を除く): 10798786161

約数列:

[1, 3, 9, 17, 51, 153, 7789, 17107, 23367, 51321, 70101, 132413, 153963, 290819, 397239, 872457, 1191717, 2617371, 133246423, 399739269, 1199217807, 2265189191, 6795567573, 20386702719]

約数ペア:

[(1, 20386702719), (3, 6795567573), (9, 2265189191), (17, 1199217807), (51, 399739269), (153, 133246423), (7789, 2617371), (17107, 1191717), (23367, 872457), (51321, 397239), (70101, 290819), (132413, 153963)]