18936484

素因数分解:

$2^2\times 7^1\times {\mathrm{347}}^1\times {\mathrm{1949}}^1$

素因数の和:2307

約数の個数: 24

約数和(自身を含む): 38001600

約数和(自身を除く): 19065116

約数列:

[1, 2, 4, 7, 14, 28, 347, 694, 1388, 1949, 2429, 3898, 4858, 7796, 9716, 13643, 27286, 54572, 676303, 1352606, 2705212, 4734121, 9468242, 18936484]

約数ペア:

[(1, 18936484), (2, 9468242), (4, 4734121), (7, 2705212), (14, 1352606), (28, 676303), (347, 54572), (694, 27286), (1388, 13643), (1949, 9716), (2429, 7796), (3898, 4858)]