20196810

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:193

約数の個数: 128

約数和(自身を含む): 58982400

約数和(自身を除く): 38785590

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 31, 38, 45, 54, 57, 62, 90, 93, 95, 114, 127, 135, 155, 171, 186, 190, 254, 270, 279, 285, 310, 342, 381, 465, 513, 558, 570, 589, 635, 762, 837, 855, 930, 1026, 1143, 1178, 1270, 1395, 1674, 1710, 1767, 1905, 2286, 2413, 2565, 2790, 2945, 3429, 3534, 3810, 3937, 4185, 4826, 5130, 5301, 5715, 5890, 6858, 7239, 7874, 8370, 8835, 10602, 11430, 11811, 12065, 14478, 15903, 17145, 17670, 19685, 21717, 23622, 24130, 26505, 31806, 34290, 35433, 36195, 39370, 43434, 53010, 59055, 65151, 70866, 72390, 74803, 79515, 106299, 108585, 118110, 130302, 149606, 159030, 177165, 212598, 217170, 224409, 325755, 354330, 374015, 448818, 531495, 651510, 673227, 748030, 1062990, 1122045, 1346454, 2019681, 2244090, 3366135, 4039362, 6732270, 10098405, 20196810]

約数ペア:

[(1, 20196810), (2, 10098405), (3, 6732270), (5, 4039362), (6, 3366135), (9, 2244090), (10, 2019681), (15, 1346454), (18, 1122045), (19, 1062990), (27, 748030), (30, 673227), (31, 651510), (38, 531495), (45, 448818), (54, 374015), (57, 354330), (62, 325755), (90, 224409), (93, 217170), (95, 212598), (114, 177165), (127, 159030), (135, 149606), (155, 130302), (171, 118110), (186, 108585), (190, 106299), (254, 79515), (270, 74803), (279, 72390), (285, 70866), (310, 65151), (342, 59055), (381, 53010), (465, 43434), (513, 39370), (558, 36195), (570, 35433), (589, 34290), (635, 31806), (762, 26505), (837, 24130), (855, 23622), (930, 21717), (1026, 19685), (1143, 17670), (1178, 17145), (1270, 15903), (1395, 14478), (1674, 12065), (1710, 11811), (1767, 11430), (1905, 10602), (2286, 8835), (2413, 8370), (2565, 7874), (2790, 7239), (2945, 6858), (3429, 5890), (3534, 5715), (3810, 5301), (3937, 5130), (4185, 4826)]