20646732

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{313}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 50641920

約数和(自身を除く): 29995188

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 239, 276, 313, 478, 626, 717, 939, 956, 1252, 1434, 1878, 2868, 3756, 5497, 7199, 10994, 14398, 16491, 21597, 21988, 28796, 32982, 43194, 65964, 74807, 86388, 149614, 224421, 299228, 448842, 897684, 1720561, 3441122, 5161683, 6882244, 10323366, 20646732]

約数ペア:

[(1, 20646732), (2, 10323366), (3, 6882244), (4, 5161683), (6, 3441122), (12, 1720561), (23, 897684), (46, 448842), (69, 299228), (92, 224421), (138, 149614), (239, 86388), (276, 74807), (313, 65964), (478, 43194), (626, 32982), (717, 28796), (939, 21988), (956, 21597), (1252, 16491), (1434, 14398), (1878, 10994), (2868, 7199), (3756, 5497)]