20307378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2861}}^1$

素因数の和:2899

約数の個数: 48

約数和(自身を含む): 50279616

約数和(自身を除く): 29972238

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 169, 182, 273, 338, 507, 546, 1014, 1183, 2366, 2861, 3549, 5722, 7098, 8583, 17166, 20027, 37193, 40054, 60081, 74386, 111579, 120162, 223158, 260351, 483509, 520702, 781053, 967018, 1450527, 1562106, 2901054, 3384563, 6769126, 10153689, 20307378]

約数ペア:

[(1, 20307378), (2, 10153689), (3, 6769126), (6, 3384563), (7, 2901054), (13, 1562106), (14, 1450527), (21, 967018), (26, 781053), (39, 520702), (42, 483509), (78, 260351), (91, 223158), (169, 120162), (182, 111579), (273, 74386), (338, 60081), (507, 40054), (546, 37193), (1014, 20027), (1183, 17166), (2366, 8583), (2861, 7098), (3549, 5722)]