19578108

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{2089}}^1$

素因数の和:2178

約数の個数: 48

約数和(自身を含む): 50561280

約数和(自身を除く): 30983172

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 132, 142, 213, 284, 426, 781, 852, 1562, 2089, 2343, 3124, 4178, 4686, 6267, 8356, 9372, 12534, 22979, 25068, 45958, 68937, 91916, 137874, 148319, 275748, 296638, 444957, 593276, 889914, 1631509, 1779828, 3263018, 4894527, 6526036, 9789054, 19578108]

約数ペア:

[(1, 19578108), (2, 9789054), (3, 6526036), (4, 4894527), (6, 3263018), (11, 1779828), (12, 1631509), (22, 889914), (33, 593276), (44, 444957), (66, 296638), (71, 275748), (132, 148319), (142, 137874), (213, 91916), (284, 68937), (426, 45958), (781, 25068), (852, 22979), (1562, 12534), (2089, 9372), (2343, 8356), (3124, 6267), (4178, 4686)]