20507004

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4283}}^1$

素因数の和:4319

約数の個数: 72

約数和(自身を含む): 62375040

約数和(自身を除く): 41868036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4283, 4788, 8566, 12849, 17132, 25698, 29981, 38547, 51396, 59962, 77094, 81377, 89943, 119924, 154188, 162754, 179886, 244131, 269829, 325508, 359772, 488262, 539658, 569639, 732393, 976524, 1079316, 1139278, 1464786, 1708917, 2278556, 2929572, 3417834, 5126751, 6835668, 10253502, 20507004]

約数ペア:

[(1, 20507004), (2, 10253502), (3, 6835668), (4, 5126751), (6, 3417834), (7, 2929572), (9, 2278556), (12, 1708917), (14, 1464786), (18, 1139278), (19, 1079316), (21, 976524), (28, 732393), (36, 569639), (38, 539658), (42, 488262), (57, 359772), (63, 325508), (76, 269829), (84, 244131), (114, 179886), (126, 162754), (133, 154188), (171, 119924), (228, 89943), (252, 81377), (266, 77094), (342, 59962), (399, 51396), (532, 38547), (684, 29981), (798, 25698), (1197, 17132), (1596, 12849), (2394, 8566), (4283, 4788)]