638345024

素因数分解:

$2^6\times {\mathrm{89}}^1\times {\mathrm{112069}}^1$

素因数の和:112170

約数の個数: 28

約数和(自身を含む): 1280960100

約数和(自身を除く): 642615076

約数列:

[1, 2, 4, 8, 16, 32, 64, 89, 178, 356, 712, 1424, 2848, 5696, 112069, 224138, 448276, 896552, 1793104, 3586208, 7172416, 9974141, 19948282, 39896564, 79793128, 159586256, 319172512, 638345024]

約数ペア:

[(1, 638345024), (2, 319172512), (4, 159586256), (8, 79793128), (16, 39896564), (32, 19948282), (64, 9974141), (89, 7172416), (178, 3586208), (356, 1793104), (712, 896552), (1424, 448276), (2848, 224138), (5696, 112069)]