20409048

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{353}}^1$

素因数の和:449

約数の個数: 96

約数和(自身を含む): 61298640

約数和(自身を除く): 40889592

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 73, 88, 99, 132, 146, 198, 219, 264, 292, 353, 396, 438, 584, 657, 706, 792, 803, 876, 1059, 1314, 1412, 1606, 1752, 2118, 2409, 2628, 2824, 3177, 3212, 3883, 4236, 4818, 5256, 6354, 6424, 7227, 7766, 8472, 9636, 11649, 12708, 14454, 15532, 19272, 23298, 25416, 25769, 28908, 31064, 34947, 46596, 51538, 57816, 69894, 77307, 93192, 103076, 139788, 154614, 206152, 231921, 279576, 283459, 309228, 463842, 566918, 618456, 850377, 927684, 1133836, 1700754, 1855368, 2267672, 2551131, 3401508, 5102262, 6803016, 10204524, 20409048]

約数ペア:

[(1, 20409048), (2, 10204524), (3, 6803016), (4, 5102262), (6, 3401508), (8, 2551131), (9, 2267672), (11, 1855368), (12, 1700754), (18, 1133836), (22, 927684), (24, 850377), (33, 618456), (36, 566918), (44, 463842), (66, 309228), (72, 283459), (73, 279576), (88, 231921), (99, 206152), (132, 154614), (146, 139788), (198, 103076), (219, 93192), (264, 77307), (292, 69894), (353, 57816), (396, 51538), (438, 46596), (584, 34947), (657, 31064), (706, 28908), (792, 25769), (803, 25416), (876, 23298), (1059, 19272), (1314, 15532), (1412, 14454), (1606, 12708), (1752, 11649), (2118, 9636), (2409, 8472), (2628, 7766), (2824, 7227), (3177, 6424), (3212, 6354), (3883, 5256), (4236, 4818)]