20229748

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{853}}^1$

素因数の和:893

約数の個数: 54

約数和(自身を含む): 45319218

約数和(自身を除く): 25089470

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 853, 1078, 1694, 1706, 2156, 3388, 3412, 5929, 5971, 9383, 11858, 11942, 18766, 23716, 23884, 37532, 41797, 65681, 83594, 103213, 131362, 167188, 206426, 262724, 412852, 459767, 722491, 919534, 1444982, 1839068, 2889964, 5057437, 10114874, 20229748]

約数ペア:

[(1, 20229748), (2, 10114874), (4, 5057437), (7, 2889964), (11, 1839068), (14, 1444982), (22, 919534), (28, 722491), (44, 459767), (49, 412852), (77, 262724), (98, 206426), (121, 167188), (154, 131362), (196, 103213), (242, 83594), (308, 65681), (484, 41797), (539, 37532), (847, 23884), (853, 23716), (1078, 18766), (1694, 11942), (1706, 11858), (2156, 9383), (3388, 5971), (3412, 5929)]