18893169

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{5689}}^1$

素因数の和:5742

約数の個数: 20

約数和(自身を含む): 28916580

約数和(自身を除く): 10023411

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 5689, 17067, 51201, 153603, 233249, 460809, 699747, 2099241, 6297723, 18893169]

約数ペア:

[(1, 18893169), (3, 6297723), (9, 2099241), (27, 699747), (41, 460809), (81, 233249), (123, 153603), (369, 51201), (1107, 17067), (3321, 5689)]