20681088

素因数分解:

$2^7\times 3^1\times {\mathrm{53857}}^1$

素因数の和:53874

約数の個数: 32

約数和(自身を含む): 54935160

約数和(自身を除く): 34254072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 53857, 107714, 161571, 215428, 323142, 430856, 646284, 861712, 1292568, 1723424, 2585136, 3446848, 5170272, 6893696, 10340544, 20681088]

約数ペア:

[(1, 20681088), (2, 10340544), (3, 6893696), (4, 5170272), (6, 3446848), (8, 2585136), (12, 1723424), (16, 1292568), (24, 861712), (32, 646284), (48, 430856), (64, 323142), (96, 215428), (128, 161571), (192, 107714), (384, 53857)]