18943808

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{22769}}^1$

素因数の和:22794

約数の個数: 28

約数和(自身を含む): 40485060

約数和(自身を除く): 21541252

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 208, 416, 832, 22769, 45538, 91076, 182152, 295997, 364304, 591994, 728608, 1183988, 1457216, 2367976, 4735952, 9471904, 18943808]

約数ペア:

[(1, 18943808), (2, 9471904), (4, 4735952), (8, 2367976), (13, 1457216), (16, 1183988), (26, 728608), (32, 591994), (52, 364304), (64, 295997), (104, 182152), (208, 91076), (416, 45538), (832, 22769)]