18275463

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{5503}}^1$

素因数の和:5556

約数の個数: 20

約数和(自身を含む): 27971328

約数和(自身を除く): 9695865

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 5503, 16509, 49527, 148581, 225623, 445743, 676869, 2030607, 6091821, 18275463]

約数ペア:

[(1, 18275463), (3, 6091821), (9, 2030607), (27, 676869), (41, 445743), (81, 225623), (123, 148581), (369, 49527), (1107, 16509), (3321, 5503)]