18301707

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{13291}}^1$

素因数の和:13320

約数の個数: 20

約数和(自身を含む): 28949976

約数和(自身を除く): 10648269

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 13291, 39873, 119619, 225947, 358857, 677841, 1076571, 2033523, 6100569, 18301707]

約数ペア:

[(1, 18301707), (3, 6100569), (9, 2033523), (17, 1076571), (27, 677841), (51, 358857), (81, 225947), (153, 119619), (459, 39873), (1377, 13291)]