20750013

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{5023}}^1$

素因数の和:5055

約数の個数: 24

約数和(自身を含む): 32917248

約数和(自身を除く): 12167235

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 5023, 15069, 45207, 85391, 135621, 256173, 406863, 768519, 1220589, 2305557, 6916671, 20750013]

約数ペア:

[(1, 20750013), (3, 6916671), (9, 2305557), (17, 1220589), (27, 768519), (51, 406863), (81, 256173), (153, 135621), (243, 85391), (459, 45207), (1377, 15069), (4131, 5023)]