20680532

素因数分解:

$2^2\times {\mathrm{107}}^1\times {\mathrm{211}}^1\times {\mathrm{229}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 36862560

約数和(自身を除く): 16182028

約数列:

[1, 2, 4, 107, 211, 214, 229, 422, 428, 458, 844, 916, 22577, 24503, 45154, 48319, 49006, 90308, 96638, 98012, 193276, 5170133, 10340266, 20680532]

約数ペア:

[(1, 20680532), (2, 10340266), (4, 5170133), (107, 193276), (211, 98012), (214, 96638), (229, 90308), (422, 49006), (428, 48319), (458, 45154), (844, 24503), (916, 22577)]