19138045260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{390413}}^1$

素因数の和:390487

約数の個数: 96

約数和(自身を含む): 57718805760

約数和(自身を除く): 38580760500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 38, 43, 57, 60, 76, 86, 95, 114, 129, 172, 190, 215, 228, 258, 285, 380, 430, 516, 570, 645, 817, 860, 1140, 1290, 1634, 2451, 2580, 3268, 4085, 4902, 8170, 9804, 12255, 16340, 24510, 49020, 390413, 780826, 1171239, 1561652, 1952065, 2342478, 3904130, 4684956, 5856195, 7417847, 7808260, 11712390, 14835694, 16787759, 22253541, 23424780, 29671388, 33575518, 37089235, 44507082, 50363277, 67151036, 74178470, 83938795, 89014164, 100726554, 111267705, 148356940, 167877590, 201453108, 222535410, 251816385, 318967421, 335755180, 445070820, 503632770, 637934842, 956902263, 1007265540, 1275869684, 1594837105, 1913804526, 3189674210, 3827609052, 4784511315, 6379348420, 9569022630, 19138045260]

約数ペア:

[(1, 19138045260), (2, 9569022630), (3, 6379348420), (4, 4784511315), (5, 3827609052), (6, 3189674210), (10, 1913804526), (12, 1594837105), (15, 1275869684), (19, 1007265540), (20, 956902263), (30, 637934842), (38, 503632770), (43, 445070820), (57, 335755180), (60, 318967421), (76, 251816385), (86, 222535410), (95, 201453108), (114, 167877590), (129, 148356940), (172, 111267705), (190, 100726554), (215, 89014164), (228, 83938795), (258, 74178470), (285, 67151036), (380, 50363277), (430, 44507082), (516, 37089235), (570, 33575518), (645, 29671388), (817, 23424780), (860, 22253541), (1140, 16787759), (1290, 14835694), (1634, 11712390), (2451, 7808260), (2580, 7417847), (3268, 5856195), (4085, 4684956), (4902, 3904130), (8170, 2342478), (9804, 1952065), (12255, 1561652), (16340, 1171239), (24510, 780826), (49020, 390413)]