20255748

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1217}}^1$

素因数の和:1316

約数の個数: 48

約数和(自身を含む): 50473920

約数和(自身を除く): 30218172

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 73, 76, 114, 146, 219, 228, 292, 438, 876, 1217, 1387, 2434, 2774, 3651, 4161, 4868, 5548, 7302, 8322, 14604, 16644, 23123, 46246, 69369, 88841, 92492, 138738, 177682, 266523, 277476, 355364, 533046, 1066092, 1687979, 3375958, 5063937, 6751916, 10127874, 20255748]

約数ペア:

[(1, 20255748), (2, 10127874), (3, 6751916), (4, 5063937), (6, 3375958), (12, 1687979), (19, 1066092), (38, 533046), (57, 355364), (73, 277476), (76, 266523), (114, 177682), (146, 138738), (219, 92492), (228, 88841), (292, 69369), (438, 46246), (876, 23123), (1217, 16644), (1387, 14604), (2434, 8322), (2774, 7302), (3651, 5548), (4161, 4868)]