18447335

素因数分解:

$5^1\times {\mathrm{29}}^2\times {\mathrm{41}}^1\times {\mathrm{107}}^1$

素因数の和:211

約数の個数: 24

約数和(自身を含む): 23705136

約数和(自身を除く): 5257801

約数列:

[1, 5, 29, 41, 107, 145, 205, 535, 841, 1189, 3103, 4205, 4387, 5945, 15515, 21935, 34481, 89987, 127223, 172405, 449935, 636115, 3689467, 18447335]

約数ペア:

[(1, 18447335), (5, 3689467), (29, 636115), (41, 449935), (107, 172405), (145, 127223), (205, 89987), (535, 34481), (841, 21935), (1189, 15515), (3103, 5945), (4205, 4387)]