18927632

素因数分解:

$2^4\times {\mathrm{109}}^1\times {\mathrm{10853}}^1$

素因数の和:10970

約数の個数: 20

約数和(自身を含む): 37012140

約数和(自身を除く): 18084508

約数列:

[1, 2, 4, 8, 16, 109, 218, 436, 872, 1744, 10853, 21706, 43412, 86824, 173648, 1182977, 2365954, 4731908, 9463816, 18927632]

約数ペア:

[(1, 18927632), (2, 9463816), (4, 4731908), (8, 2365954), (16, 1182977), (109, 173648), (218, 86824), (436, 43412), (872, 21706), (1744, 10853)]