20120462217

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{305119}}^1$

素因数の和:305573

約数の個数: 24

約数和(自身を含む): 30843970560

約数和(自身を除く): 10723508343

約数列:

[1, 3, 9, 17, 51, 153, 431, 1293, 3879, 7327, 21981, 65943, 305119, 915357, 2746071, 5187023, 15561069, 46683207, 131506289, 394518867, 1183556601, 2235606913, 6706820739, 20120462217]

約数ペア:

[(1, 20120462217), (3, 6706820739), (9, 2235606913), (17, 1183556601), (51, 394518867), (153, 131506289), (431, 46683207), (1293, 15561069), (3879, 5187023), (7327, 2746071), (21981, 915357), (65943, 305119)]