20817486

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{7559}}^1$

素因数の和:7590

約数の個数: 40

約数和(自身を含む): 49397040

約数和(自身を除く): 28579554

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 34, 51, 54, 81, 102, 153, 162, 306, 459, 918, 1377, 2754, 7559, 15118, 22677, 45354, 68031, 128503, 136062, 204093, 257006, 385509, 408186, 612279, 771018, 1156527, 1224558, 2313054, 3469581, 6939162, 10408743, 20817486]

約数ペア:

[(1, 20817486), (2, 10408743), (3, 6939162), (6, 3469581), (9, 2313054), (17, 1224558), (18, 1156527), (27, 771018), (34, 612279), (51, 408186), (54, 385509), (81, 257006), (102, 204093), (153, 136062), (162, 128503), (306, 68031), (459, 45354), (918, 22677), (1377, 15118), (2754, 7559)]