19552852

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^2$

素因数の和:316

約数の個数: 36

約数和(自身を含む): 39233376

約数和(自身を除く): 19680524

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 139, 253, 278, 506, 556, 1012, 1529, 3058, 3197, 6116, 6394, 12788, 19321, 35167, 38642, 70334, 77284, 140668, 212531, 425062, 444383, 850124, 888766, 1777532, 4888213, 9776426, 19552852]

約数ペア:

[(1, 19552852), (2, 9776426), (4, 4888213), (11, 1777532), (22, 888766), (23, 850124), (44, 444383), (46, 425062), (92, 212531), (139, 140668), (253, 77284), (278, 70334), (506, 38642), (556, 35167), (1012, 19321), (1529, 12788), (3058, 6394), (3197, 6116)]