18819959620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{191}}^1\times {\mathrm{587}}^1$

素因数の和:914

約数の個数: 192

約数和(自身を含む): 50071633920

約数和(自身を除く): 31251674300

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 109, 110, 140, 154, 191, 218, 220, 308, 382, 385, 436, 545, 587, 763, 764, 770, 955, 1090, 1174, 1199, 1337, 1526, 1540, 1910, 2101, 2180, 2348, 2398, 2674, 2935, 3052, 3815, 3820, 4109, 4202, 4796, 5348, 5870, 5995, 6457, 6685, 7630, 8218, 8393, 8404, 10505, 11740, 11990, 12914, 13370, 14707, 15260, 16436, 16786, 20545, 20819, 21010, 23980, 25828, 26740, 29414, 32285, 33572, 41090, 41638, 41965, 42020, 45199, 58828, 63983, 64570, 73535, 82180, 83276, 83930, 90398, 104095, 112117, 127966, 129140, 145733, 147070, 167860, 180796, 208190, 224234, 225995, 229009, 255932, 291466, 294140, 319915, 416380, 447881, 448468, 451990, 458018, 560585, 582932, 639830, 703813, 728665, 784819, 895762, 903980, 916036, 1121170, 1145045, 1233287, 1279660, 1407626, 1457330, 1569638, 1603063, 1791524, 2239405, 2242340, 2290090, 2466574, 2815252, 2914660, 3139276, 3206126, 3519065, 3924095, 4478810, 4580180, 4926691, 4933148, 6166435, 6412252, 7038130, 7848190, 8015315, 8633009, 8957620, 9853382, 12220753, 12332870, 14076260, 15696380, 16030630, 17266018, 19706764, 24441506, 24633455, 24665740, 32061260, 34532036, 43165045, 48883012, 49266910, 61103765, 85545271, 86330090, 98533820, 122207530, 134428283, 171090542, 172660180, 244415060, 268856566, 342181084, 427726355, 537713132, 672141415, 855452710, 940997981, 1344282830, 1710905420, 1881995962, 2688565660, 3763991924, 4704989905, 9409979810, 18819959620]

約数ペア:

[(1, 18819959620), (2, 9409979810), (4, 4704989905), (5, 3763991924), (7, 2688565660), (10, 1881995962), (11, 1710905420), (14, 1344282830), (20, 940997981), (22, 855452710), (28, 672141415), (35, 537713132), (44, 427726355), (55, 342181084), (70, 268856566), (77, 244415060), (109, 172660180), (110, 171090542), (140, 134428283), (154, 122207530), (191, 98533820), (218, 86330090), (220, 85545271), (308, 61103765), (382, 49266910), (385, 48883012), (436, 43165045), (545, 34532036), (587, 32061260), (763, 24665740), (764, 24633455), (770, 24441506), (955, 19706764), (1090, 17266018), (1174, 16030630), (1199, 15696380), (1337, 14076260), (1526, 12332870), (1540, 12220753), (1910, 9853382), (2101, 8957620), (2180, 8633009), (2348, 8015315), (2398, 7848190), (2674, 7038130), (2935, 6412252), (3052, 6166435), (3815, 4933148), (3820, 4926691), (4109, 4580180), (4202, 4478810), (4796, 3924095), (5348, 3519065), (5870, 3206126), (5995, 3139276), (6457, 2914660), (6685, 2815252), (7630, 2466574), (8218, 2290090), (8393, 2242340), (8404, 2239405), (10505, 1791524), (11740, 1603063), (11990, 1569638), (12914, 1457330), (13370, 1407626), (14707, 1279660), (15260, 1233287), (16436, 1145045), (16786, 1121170), (20545, 916036), (20819, 903980), (21010, 895762), (23980, 784819), (25828, 728665), (26740, 703813), (29414, 639830), (32285, 582932), (33572, 560585), (41090, 458018), (41638, 451990), (41965, 448468), (42020, 447881), (45199, 416380), (58828, 319915), (63983, 294140), (64570, 291466), (73535, 255932), (82180, 229009), (83276, 225995), (83930, 224234), (90398, 208190), (104095, 180796), (112117, 167860), (127966, 147070), (129140, 145733)]