19270020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 69543936

約数和(自身を除く): 50273916

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 11, 12, 14, 15, 20, 21, 22, 28, 30, 33, 35, 42, 43, 44, 55, 60, 66, 70, 77, 84, 86, 97, 105, 110, 129, 132, 140, 154, 165, 172, 194, 210, 215, 220, 231, 258, 291, 301, 308, 330, 385, 388, 420, 430, 462, 473, 485, 516, 582, 602, 645, 660, 679, 770, 860, 903, 924, 946, 970, 1067, 1155, 1164, 1204, 1290, 1358, 1419, 1455, 1505, 1540, 1806, 1892, 1940, 2037, 2134, 2310, 2365, 2580, 2716, 2838, 2910, 3010, 3201, 3311, 3395, 3612, 4074, 4171, 4268, 4515, 4620, 4730, 5335, 5676, 5820, 6020, 6402, 6622, 6790, 7095, 7469, 8148, 8342, 9030, 9460, 9933, 10185, 10670, 12513, 12804, 13244, 13580, 14190, 14938, 16005, 16555, 16684, 18060, 19866, 20370, 20855, 21340, 22407, 25026, 28380, 29197, 29876, 32010, 33110, 37345, 39732, 40740, 41710, 44814, 45881, 49665, 50052, 58394, 62565, 64020, 66220, 74690, 83420, 87591, 89628, 91762, 99330, 112035, 116788, 125130, 137643, 145985, 149380, 175182, 183524, 198660, 224070, 229405, 250260, 275286, 291970, 321167, 350364, 437955, 448140, 458810, 550572, 583940, 642334, 688215, 875910, 917620, 963501, 1284668, 1376430, 1605835, 1751820, 1927002, 2752860, 3211670, 3854004, 4817505, 6423340, 9635010, 19270020]

約数ペア:

[(1, 19270020), (2, 9635010), (3, 6423340), (4, 4817505), (5, 3854004), (6, 3211670), (7, 2752860), (10, 1927002), (11, 1751820), (12, 1605835), (14, 1376430), (15, 1284668), (20, 963501), (21, 917620), (22, 875910), (28, 688215), (30, 642334), (33, 583940), (35, 550572), (42, 458810), (43, 448140), (44, 437955), (55, 350364), (60, 321167), (66, 291970), (70, 275286), (77, 250260), (84, 229405), (86, 224070), (97, 198660), (105, 183524), (110, 175182), (129, 149380), (132, 145985), (140, 137643), (154, 125130), (165, 116788), (172, 112035), (194, 99330), (210, 91762), (215, 89628), (220, 87591), (231, 83420), (258, 74690), (291, 66220), (301, 64020), (308, 62565), (330, 58394), (385, 50052), (388, 49665), (420, 45881), (430, 44814), (462, 41710), (473, 40740), (485, 39732), (516, 37345), (582, 33110), (602, 32010), (645, 29876), (660, 29197), (679, 28380), (770, 25026), (860, 22407), (903, 21340), (924, 20855), (946, 20370), (970, 19866), (1067, 18060), (1155, 16684), (1164, 16555), (1204, 16005), (1290, 14938), (1358, 14190), (1419, 13580), (1455, 13244), (1505, 12804), (1540, 12513), (1806, 10670), (1892, 10185), (1940, 9933), (2037, 9460), (2134, 9030), (2310, 8342), (2365, 8148), (2580, 7469), (2716, 7095), (2838, 6790), (2910, 6622), (3010, 6402), (3201, 6020), (3311, 5820), (3395, 5676), (3612, 5335), (4074, 4730), (4171, 4620), (4268, 4515)]