20327841

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{6121}}^1$

素因数の和:6174

約数の個数: 20

約数和(自身を含む): 31112004

約数和(自身を除く): 10784163

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 6121, 18363, 55089, 165267, 250961, 495801, 752883, 2258649, 6775947, 20327841]

約数ペア:

[(1, 20327841), (3, 6775947), (9, 2258649), (27, 752883), (41, 495801), (81, 250961), (123, 165267), (369, 55089), (1107, 18363), (3321, 6121)]