18948495

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{9643}}^1$

素因数の和:9782

約数の個数: 16

約数和(自身を含む): 30552192

約数和(自身を除く): 11603697

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 9643, 28929, 48215, 144645, 1263233, 3789699, 6316165, 18948495]

約数ペア:

[(1, 18948495), (3, 6316165), (5, 3789699), (15, 1263233), (131, 144645), (393, 48215), (655, 28929), (1965, 9643)]