20802544182

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{269}}^1\times {\mathrm{87679}}^1$

素因数の和:87970

約数の個数: 72

約数和(自身を含む): 52626412800

約数和(自身を除く): 31823868618

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 269, 294, 441, 538, 807, 882, 1614, 1883, 2421, 3766, 4842, 5649, 11298, 13181, 16947, 26362, 33894, 39543, 79086, 87679, 118629, 175358, 237258, 263037, 526074, 613753, 789111, 1227506, 1578222, 1841259, 3682518, 4296271, 5523777, 8592542, 11047554, 12888813, 23585651, 25777626, 38666439, 47171302, 70756953, 77332878, 141513906, 165099557, 212270859, 330199114, 424541718, 495298671, 990597342, 1155696899, 1485896013, 2311393798, 2971792026, 3467090697, 6934181394, 10401272091, 20802544182]

約数ペア:

[(1, 20802544182), (2, 10401272091), (3, 6934181394), (6, 3467090697), (7, 2971792026), (9, 2311393798), (14, 1485896013), (18, 1155696899), (21, 990597342), (42, 495298671), (49, 424541718), (63, 330199114), (98, 212270859), (126, 165099557), (147, 141513906), (269, 77332878), (294, 70756953), (441, 47171302), (538, 38666439), (807, 25777626), (882, 23585651), (1614, 12888813), (1883, 11047554), (2421, 8592542), (3766, 5523777), (4842, 4296271), (5649, 3682518), (11298, 1841259), (13181, 1578222), (16947, 1227506), (26362, 789111), (33894, 613753), (39543, 526074), (79086, 263037), (87679, 237258), (118629, 175358)]