20616148

素因数分解:

$2^2\times 7^1\times {\mathrm{607}}^1\times {\mathrm{1213}}^1$

素因数の和:1831

約数の個数: 24

約数和(自身を含む): 41334272

約数和(自身を除く): 20718124

約数列:

[1, 2, 4, 7, 14, 28, 607, 1213, 1214, 2426, 2428, 4249, 4852, 8491, 8498, 16982, 16996, 33964, 736291, 1472582, 2945164, 5154037, 10308074, 20616148]

約数ペア:

[(1, 20616148), (2, 10308074), (4, 5154037), (7, 2945164), (14, 1472582), (28, 736291), (607, 33964), (1213, 16996), (1214, 16982), (2426, 8498), (2428, 8491), (4249, 4852)]