20543028

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{8191}}^1$

素因数の和:8228

約数の個数: 48

約数和(自身を含む): 55050240

約数和(自身を除く): 34507212

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 132, 209, 228, 418, 627, 836, 1254, 2508, 8191, 16382, 24573, 32764, 49146, 90101, 98292, 155629, 180202, 270303, 311258, 360404, 466887, 540606, 622516, 933774, 1081212, 1711919, 1867548, 3423838, 5135757, 6847676, 10271514, 20543028]

約数ペア:

[(1, 20543028), (2, 10271514), (3, 6847676), (4, 5135757), (6, 3423838), (11, 1867548), (12, 1711919), (19, 1081212), (22, 933774), (33, 622516), (38, 540606), (44, 466887), (57, 360404), (66, 311258), (76, 270303), (114, 180202), (132, 155629), (209, 98292), (228, 90101), (418, 49146), (627, 32764), (836, 24573), (1254, 16382), (2508, 8191)]