18840808

素因数分解:

$2^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{10853}}^1$

素因数の和:10897

約数の個数: 32

約数和(自身を含む): 41679360

約数和(自身を除く): 22838552

約数列:

[1, 2, 4, 7, 8, 14, 28, 31, 56, 62, 124, 217, 248, 434, 868, 1736, 10853, 21706, 43412, 75971, 86824, 151942, 303884, 336443, 607768, 672886, 1345772, 2355101, 2691544, 4710202, 9420404, 18840808]

約数ペア:

[(1, 18840808), (2, 9420404), (4, 4710202), (7, 2691544), (8, 2355101), (14, 1345772), (28, 672886), (31, 607768), (56, 336443), (62, 303884), (124, 151942), (217, 86824), (248, 75971), (434, 43412), (868, 21706), (1736, 10853)]