18420736

素因数分解:

$2^{10}\times {\mathrm{17989}}^1$

素因数の和:18009

約数の個数: 22

約数和(自身を含む): 36825530

約数和(自身を除く): 18404794

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1024, 17989, 35978, 71956, 143912, 287824, 575648, 1151296, 2302592, 4605184, 9210368, 18420736]

約数ペア:

[(1, 18420736), (2, 9210368), (4, 4605184), (8, 2302592), (16, 1151296), (32, 575648), (64, 287824), (128, 143912), (256, 71956), (512, 35978), (1024, 17989)]