1991620002

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1553}}^1\times {\mathrm{9293}}^1$

素因数の和:10874

約数の個数: 32

約数和(自身を含む): 4159548288

約数和(自身を除く): 2167928286

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 1553, 3106, 4659, 9293, 9318, 18586, 27879, 35719, 55758, 71438, 107157, 213739, 214314, 427478, 641217, 1282434, 14432029, 28864058, 43296087, 86592174, 331936667, 663873334, 995810001, 1991620002]

約数ペア:

[(1, 1991620002), (2, 995810001), (3, 663873334), (6, 331936667), (23, 86592174), (46, 43296087), (69, 28864058), (138, 14432029), (1553, 1282434), (3106, 641217), (4659, 427478), (9293, 214314), (9318, 213739), (18586, 107157), (27879, 71438), (35719, 55758)]