20227319728

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1619}}^1\times {\mathrm{10141}}^1$

素因数の和:11786

約数の個数: 80

約数和(自身を含む): 48895799040

約数和(自身を除く): 28668479312

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 77, 88, 112, 154, 176, 308, 616, 1232, 1619, 3238, 6476, 10141, 11333, 12952, 17809, 20282, 22666, 25904, 35618, 40564, 45332, 70987, 71236, 81128, 90664, 111551, 124663, 141974, 142472, 162256, 181328, 223102, 249326, 283948, 284944, 446204, 498652, 567896, 780857, 892408, 997304, 1135792, 1561714, 1784816, 1994608, 3123428, 6246856, 12493712, 16418279, 32836558, 65673116, 114927953, 131346232, 180601069, 229855906, 262692464, 361202138, 459711812, 722404276, 919423624, 1264207483, 1444808552, 1838847248, 2528414966, 2889617104, 5056829932, 10113659864, 20227319728]

約数ペア:

[(1, 20227319728), (2, 10113659864), (4, 5056829932), (7, 2889617104), (8, 2528414966), (11, 1838847248), (14, 1444808552), (16, 1264207483), (22, 919423624), (28, 722404276), (44, 459711812), (56, 361202138), (77, 262692464), (88, 229855906), (112, 180601069), (154, 131346232), (176, 114927953), (308, 65673116), (616, 32836558), (1232, 16418279), (1619, 12493712), (3238, 6246856), (6476, 3123428), (10141, 1994608), (11333, 1784816), (12952, 1561714), (17809, 1135792), (20282, 997304), (22666, 892408), (25904, 780857), (35618, 567896), (40564, 498652), (45332, 446204), (70987, 284944), (71236, 283948), (81128, 249326), (90664, 223102), (111551, 181328), (124663, 162256), (141974, 142472)]