20042643

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{163}}^1\times {\mathrm{2411}}^1$

素因数の和:2594

約数の個数: 16

約数和(自身を含む): 28480896

約数和(自身を除く): 8438253

約数列:

[1, 3, 17, 51, 163, 489, 2411, 2771, 7233, 8313, 40987, 122961, 392993, 1178979, 6680881, 20042643]

約数ペア:

[(1, 20042643), (3, 6680881), (17, 1178979), (51, 392993), (163, 122961), (489, 40987), (2411, 8313), (2771, 7233)]