20128448

素因数分解:

$2^6\times {\mathrm{19}}^1\times {\mathrm{16553}}^1$

素因数の和:16584

約数の個数: 28

約数和(自身を含む): 42047160

約数和(自身を除く): 21918712

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 64, 76, 152, 304, 608, 1216, 16553, 33106, 66212, 132424, 264848, 314507, 529696, 629014, 1059392, 1258028, 2516056, 5032112, 10064224, 20128448]

約数ペア:

[(1, 20128448), (2, 10064224), (4, 5032112), (8, 2516056), (16, 1258028), (19, 1059392), (32, 629014), (38, 529696), (64, 314507), (76, 264848), (152, 132424), (304, 66212), (608, 33106), (1216, 16553)]