18271445

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{4691}}^1$

素因数の和:4756

約数の個数: 16

約数和(自身を含む): 23647680

約数和(自身を除く): 5376235

約数列:

[1, 5, 19, 41, 95, 205, 779, 3895, 4691, 23455, 89129, 192331, 445645, 961655, 3654289, 18271445]

約数ペア:

[(1, 18271445), (5, 3654289), (19, 961655), (41, 445645), (95, 192331), (205, 89129), (779, 23455), (3895, 4691)]