19997242443

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{43566977}}^1$

素因数の和:43567003

約数の個数: 16

約数和(自身を含む): 31368224160

約数和(自身を除く): 11370981717

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 43566977, 130700931, 392102793, 740638609, 1176308379, 2221915827, 6665747481, 19997242443]

約数ペア:

[(1, 19997242443), (3, 6665747481), (9, 2221915827), (17, 1176308379), (27, 740638609), (51, 392102793), (153, 130700931), (459, 43566977)]