20238289329

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{641813}}^1$

素因数の和:642296

約数の個数: 16

約数和(自身を含む): 28219277952

約数和(自身を除く): 7980988623

約数列:

[1, 3, 23, 69, 457, 1371, 10511, 31533, 641813, 1925439, 14761699, 44285097, 293308541, 879925623, 6746096443, 20238289329]

約数ペア:

[(1, 20238289329), (3, 6746096443), (23, 879925623), (69, 293308541), (457, 44285097), (1371, 14761699), (10511, 1925439), (31533, 641813)]