2011955896

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{211}}^1\times {\mathrm{523}}^1$

素因数の和:836

約数の個数: 64

約数和(自身を含む): 3959176320

約数和(自身を除く): 1947220424

約数列:

[1, 2, 4, 8, 43, 53, 86, 106, 172, 211, 212, 344, 422, 424, 523, 844, 1046, 1688, 2092, 2279, 4184, 4558, 9073, 9116, 11183, 18146, 18232, 22366, 22489, 27719, 36292, 44732, 44978, 55438, 72584, 89464, 89956, 110353, 110876, 179912, 220706, 221752, 441412, 480869, 882824, 961738, 1191917, 1923476, 2383834, 3846952, 4745179, 4767668, 5848709, 9490358, 9535336, 11697418, 18980716, 23394836, 37961432, 46789672, 251494487, 502988974, 1005977948, 2011955896]

約数ペア:

[(1, 2011955896), (2, 1005977948), (4, 502988974), (8, 251494487), (43, 46789672), (53, 37961432), (86, 23394836), (106, 18980716), (172, 11697418), (211, 9535336), (212, 9490358), (344, 5848709), (422, 4767668), (424, 4745179), (523, 3846952), (844, 2383834), (1046, 1923476), (1688, 1191917), (2092, 961738), (2279, 882824), (4184, 480869), (4558, 441412), (9073, 221752), (9116, 220706), (11183, 179912), (18146, 110876), (18232, 110353), (22366, 89956), (22489, 89464), (27719, 72584), (36292, 55438), (44732, 44978)]