1681330178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1607}}^1\times {\mathrm{2503}}^1$

素因数の和:4142

約数の個数: 32

約数和(自身を含む): 2899031040

約数和(自身を除く): 1217700862

約数列:

[1, 2, 11, 19, 22, 38, 209, 418, 1607, 2503, 3214, 5006, 17677, 27533, 30533, 35354, 47557, 55066, 61066, 95114, 335863, 523127, 671726, 1046254, 4022321, 8044642, 44245531, 76424099, 88491062, 152848198, 840665089, 1681330178]

約数ペア:

[(1, 1681330178), (2, 840665089), (11, 152848198), (19, 88491062), (22, 76424099), (38, 44245531), (209, 8044642), (418, 4022321), (1607, 1046254), (2503, 671726), (3214, 523127), (5006, 335863), (17677, 95114), (27533, 61066), (30533, 55066), (35354, 47557)]