201919820

素因数分解:

$2^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{27067}}^1$

素因数の和:27449

約数の個数: 24

約数和(自身を含む): 425184144

約数和(自身を除く): 223264324

約数列:

[1, 2, 4, 5, 10, 20, 373, 746, 1492, 1865, 3730, 7460, 27067, 54134, 108268, 135335, 270670, 541340, 10095991, 20191982, 40383964, 50479955, 100959910, 201919820]

約数ペア:

[(1, 201919820), (2, 100959910), (4, 50479955), (5, 40383964), (10, 20191982), (20, 10095991), (373, 541340), (746, 270670), (1492, 135335), (1865, 108268), (3730, 54134), (7460, 27067)]