20348173665

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{73}}^2\times {\mathrm{1601}}^1$

素因数の和:1811

約数の個数: 72

約数和(自身を含む): 36457412472

約数和(自身を除く): 16109238807

約数列:

[1, 3, 5, 9, 15, 45, 53, 73, 159, 219, 265, 365, 477, 657, 795, 1095, 1601, 2385, 3285, 3869, 4803, 5329, 8005, 11607, 14409, 15987, 19345, 24015, 26645, 34821, 47961, 58035, 72045, 79935, 84853, 116873, 174105, 239805, 254559, 282437, 350619, 424265, 584365, 763677, 847311, 1051857, 1272795, 1412185, 1753095, 2541933, 3818385, 4236555, 5259285, 6194269, 8531729, 12709665, 18582807, 25595187, 30971345, 42658645, 55748421, 76785561, 92914035, 127975935, 278742105, 383927805, 452181637, 1356544911, 2260908185, 4069634733, 6782724555, 20348173665]

約数ペア:

[(1, 20348173665), (3, 6782724555), (5, 4069634733), (9, 2260908185), (15, 1356544911), (45, 452181637), (53, 383927805), (73, 278742105), (159, 127975935), (219, 92914035), (265, 76785561), (365, 55748421), (477, 42658645), (657, 30971345), (795, 25595187), (1095, 18582807), (1601, 12709665), (2385, 8531729), (3285, 6194269), (3869, 5259285), (4803, 4236555), (5329, 3818385), (8005, 2541933), (11607, 1753095), (14409, 1412185), (15987, 1272795), (19345, 1051857), (24015, 847311), (26645, 763677), (34821, 584365), (47961, 424265), (58035, 350619), (72045, 282437), (79935, 254559), (84853, 239805), (116873, 174105)]