20931403008

素因数分解:

$2^8\times 3^1\times {\mathrm{2477}}^1\times {\mathrm{11003}}^1$

素因数の和:13499

約数の個数: 72

約数和(自身を含む): 55735612128

約数和(自身を除く): 34804209120

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 384, 768, 2477, 4954, 7431, 9908, 11003, 14862, 19816, 22006, 29724, 33009, 39632, 44012, 59448, 66018, 79264, 88024, 118896, 132036, 158528, 176048, 237792, 264072, 317056, 352096, 475584, 528144, 634112, 704192, 951168, 1056288, 1408384, 1902336, 2112576, 2816768, 4225152, 8450304, 27254431, 54508862, 81763293, 109017724, 163526586, 218035448, 327053172, 436070896, 654106344, 872141792, 1308212688, 1744283584, 2616425376, 3488567168, 5232850752, 6977134336, 10465701504, 20931403008]

約数ペア:

[(1, 20931403008), (2, 10465701504), (3, 6977134336), (4, 5232850752), (6, 3488567168), (8, 2616425376), (12, 1744283584), (16, 1308212688), (24, 872141792), (32, 654106344), (48, 436070896), (64, 327053172), (96, 218035448), (128, 163526586), (192, 109017724), (256, 81763293), (384, 54508862), (768, 27254431), (2477, 8450304), (4954, 4225152), (7431, 2816768), (9908, 2112576), (11003, 1902336), (14862, 1408384), (19816, 1056288), (22006, 951168), (29724, 704192), (33009, 634112), (39632, 528144), (44012, 475584), (59448, 352096), (66018, 317056), (79264, 264072), (88024, 237792), (118896, 176048), (132036, 158528)]