20175247888

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{9431}}^1$

素因数の和:9716

約数の個数: 80

約数和(自身を含む): 42665840640

約数和(自身を除く): 22490592752

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 76, 124, 152, 227, 248, 304, 454, 496, 589, 908, 1178, 1816, 2356, 3632, 4313, 4712, 7037, 8626, 9424, 9431, 14074, 17252, 18862, 28148, 34504, 37724, 56296, 69008, 75448, 112592, 133703, 150896, 179189, 267406, 292361, 358378, 534812, 584722, 716756, 1069624, 1169444, 1433512, 2139248, 2140837, 2338888, 2867024, 4281674, 4677776, 5554859, 8563348, 11109718, 17126696, 22219436, 34253392, 40675903, 44438872, 66365947, 81351806, 88877744, 132731894, 162703612, 265463788, 325407224, 530927576, 650814448, 1061855152, 1260952993, 2521905986, 5043811972, 10087623944, 20175247888]

約数ペア:

[(1, 20175247888), (2, 10087623944), (4, 5043811972), (8, 2521905986), (16, 1260952993), (19, 1061855152), (31, 650814448), (38, 530927576), (62, 325407224), (76, 265463788), (124, 162703612), (152, 132731894), (227, 88877744), (248, 81351806), (304, 66365947), (454, 44438872), (496, 40675903), (589, 34253392), (908, 22219436), (1178, 17126696), (1816, 11109718), (2356, 8563348), (3632, 5554859), (4313, 4677776), (4712, 4281674), (7037, 2867024), (8626, 2338888), (9424, 2140837), (9431, 2139248), (14074, 1433512), (17252, 1169444), (18862, 1069624), (28148, 716756), (34504, 584722), (37724, 534812), (56296, 358378), (69008, 292361), (75448, 267406), (112592, 179189), (133703, 150896)]