181219508

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{20849}}^1$

素因数の和:20947

約数の個数: 24

約数和(自身を含む): 331014600

約数和(自身を除く): 149795092

約数列:

[1, 2, 4, 41, 53, 82, 106, 164, 212, 2173, 4346, 8692, 20849, 41698, 83396, 854809, 1104997, 1709618, 2209994, 3419236, 4419988, 45304877, 90609754, 181219508]

約数ペア:

[(1, 181219508), (2, 90609754), (4, 45304877), (41, 4419988), (53, 3419236), (82, 2209994), (106, 1709618), (164, 1104997), (212, 854809), (2173, 83396), (4346, 41698), (8692, 20849)]