18135852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{5021}}^1$

素因数の和:5078

約数の個数: 48

約数和(自身を含む): 49496832

約数和(自身を除く): 31360980

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 43, 84, 86, 129, 172, 258, 301, 516, 602, 903, 1204, 1806, 3612, 5021, 10042, 15063, 20084, 30126, 35147, 60252, 70294, 105441, 140588, 210882, 215903, 421764, 431806, 647709, 863612, 1295418, 1511321, 2590836, 3022642, 4533963, 6045284, 9067926, 18135852]

約数ペア:

[(1, 18135852), (2, 9067926), (3, 6045284), (4, 4533963), (6, 3022642), (7, 2590836), (12, 1511321), (14, 1295418), (21, 863612), (28, 647709), (42, 431806), (43, 421764), (84, 215903), (86, 210882), (129, 140588), (172, 105441), (258, 70294), (301, 60252), (516, 35147), (602, 30126), (903, 20084), (1204, 15063), (1806, 10042), (3612, 5021)]