18901432

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{214789}}^1$

素因数の和:214806

約数の個数: 16

約数和(自身を含む): 38662200

約数和(自身を除く): 19760768

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 214789, 429578, 859156, 1718312, 2362679, 4725358, 9450716, 18901432]

約数ペア:

[(1, 18901432), (2, 9450716), (4, 4725358), (8, 2362679), (11, 1718312), (22, 859156), (44, 429578), (88, 214789)]