20249547

素因数分解:

$3^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{509}}^1$

素因数の和:750

約数の個数: 16

約数和(自身を含む): 27540000

約数和(自身を除く): 7290453

約数列:

[1, 3, 89, 149, 267, 447, 509, 1527, 13261, 39783, 45301, 75841, 135903, 227523, 6749849, 20249547]

約数ペア:

[(1, 20249547), (3, 6749849), (89, 227523), (149, 135903), (267, 75841), (447, 45301), (509, 39783), (1527, 13261)]