18203290

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{260047}}^1$

素因数の和:260061

約数の個数: 16

約数和(自身を含む): 37446912

約数和(自身を除く): 19243622

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 260047, 520094, 1300235, 1820329, 2600470, 3640658, 9101645, 18203290]

約数ペア:

[(1, 18203290), (2, 9101645), (5, 3640658), (7, 2600470), (10, 1820329), (14, 1300235), (35, 520094), (70, 260047)]