19163996852

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{4786213}}^1$

素因数の和:4786248

約数の個数: 48

約数和(自身を含む): 45028701312

約数和(自身を除く): 25864704460

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 4004, 4786213, 9572426, 19144852, 33503491, 52648343, 62220769, 67006982, 105296686, 124441538, 134013964, 210593372, 248883076, 368538401, 435545383, 684428459, 737076802, 871090766, 1368856918, 1474153604, 1742181532, 2737713836, 4790999213, 9581998426, 19163996852]

約数ペア:

[(1, 19163996852), (2, 9581998426), (4, 4790999213), (7, 2737713836), (11, 1742181532), (13, 1474153604), (14, 1368856918), (22, 871090766), (26, 737076802), (28, 684428459), (44, 435545383), (52, 368538401), (77, 248883076), (91, 210593372), (143, 134013964), (154, 124441538), (182, 105296686), (286, 67006982), (308, 62220769), (364, 52648343), (572, 33503491), (1001, 19144852), (2002, 9572426), (4004, 4786213)]