20385696

素因数分解:

$2^5\times 3^1\times {\mathrm{131}}^1\times {\mathrm{1621}}^1$

素因数の和:1765

約数の個数: 48

約数和(自身を含む): 53954208

約数和(自身を除く): 33568512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 131, 262, 393, 524, 786, 1048, 1572, 1621, 2096, 3144, 3242, 4192, 4863, 6288, 6484, 9726, 12576, 12968, 19452, 25936, 38904, 51872, 77808, 155616, 212351, 424702, 637053, 849404, 1274106, 1698808, 2548212, 3397616, 5096424, 6795232, 10192848, 20385696]

約数ペア:

[(1, 20385696), (2, 10192848), (3, 6795232), (4, 5096424), (6, 3397616), (8, 2548212), (12, 1698808), (16, 1274106), (24, 849404), (32, 637053), (48, 424702), (96, 212351), (131, 155616), (262, 77808), (393, 51872), (524, 38904), (786, 25936), (1048, 19452), (1572, 12968), (1621, 12576), (2096, 9726), (3144, 6484), (3242, 6288), (4192, 4863)]