19651239712

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{2089}}^1\times {\mathrm{22613}}^1$

素因数の和:24725

約数の個数: 48

約数和(自身を含む): 41686195320

約数和(自身を除く): 22034955608

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 104, 208, 416, 2089, 4178, 8356, 16712, 22613, 27157, 33424, 45226, 54314, 66848, 90452, 108628, 180904, 217256, 293969, 361808, 434512, 587938, 723616, 869024, 1175876, 2351752, 4703504, 9407008, 47238557, 94477114, 188954228, 377908456, 614101241, 755816912, 1228202482, 1511633824, 2456404964, 4912809928, 9825619856, 19651239712]

約数ペア:

[(1, 19651239712), (2, 9825619856), (4, 4912809928), (8, 2456404964), (13, 1511633824), (16, 1228202482), (26, 755816912), (32, 614101241), (52, 377908456), (104, 188954228), (208, 94477114), (416, 47238557), (2089, 9407008), (4178, 4703504), (8356, 2351752), (16712, 1175876), (22613, 869024), (27157, 723616), (33424, 587938), (45226, 434512), (54314, 361808), (66848, 293969), (90452, 217256), (108628, 180904)]